diff options
| author | Andrey Andreev <narf@devilix.net> | 2018-01-13 12:57:11 +0100 |
|---|---|---|
| committer | Andrey Andreev <narf@devilix.net> | 2018-01-13 12:57:11 +0100 |
| commit | 02a0518e1c56ba3506f370362ac5ebdb8a138312 (patch) | |
| tree | 8b4684192b403dcae17d298eb4fc9e7ab001acad /user_guide/libraries/parser.html | |
| parent | f0b9735d5857e6c07c8f5824b13cff4828db3cfe (diff) | |
[ci skip] 3.1.7 release
Diffstat (limited to 'user_guide/libraries/parser.html')
| -rw-r--r-- | user_guide/libraries/parser.html | 850 |
1 files changed, 850 insertions, 0 deletions
diff --git a/user_guide/libraries/parser.html b/user_guide/libraries/parser.html new file mode 100644 index 000000000..99ae9325a --- /dev/null +++ b/user_guide/libraries/parser.html @@ -0,0 +1,850 @@ + + +<!DOCTYPE html> +<!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]--> +<!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]--> +<head> + <meta charset="utf-8"> + <meta name="viewport" content="width=device-width, initial-scale=1.0"> + + <title>Template Parser Class — CodeIgniter 3.1.7 documentation</title> + + + + + <link rel="shortcut icon" href="../_static/ci-icon.ico"/> + + + + <link href='https://fonts.googleapis.com/css?family=Lato:400,700,400italic,700italic|Roboto+Slab:400,700|Inconsolata:400,700&subset=latin,cyrillic' rel='stylesheet' type='text/css'> + + + + + + + + + + <link rel="stylesheet" href="../_static/css/citheme.css" type="text/css" /> + + + + <link rel="index" title="Index" + href="../genindex.html"/> + <link rel="search" title="Search" href="../search.html"/> + <link rel="top" title="CodeIgniter 3.1.7 documentation" href="../index.html"/> + <link rel="up" title="Libraries" href="index.html"/> + <link rel="next" title="Security Class" href="security.html"/> + <link rel="prev" title="Pagination Class" href="pagination.html"/> + + + <script src="https://cdnjs.cloudflare.com/ajax/libs/modernizr/2.6.2/modernizr.min.js"></script> + +</head> + +<body class="wy-body-for-nav" role="document"> + + <div id="nav"> + <div id="nav_inner"> + + + + <div id="pulldown-menu" class="ciNav"> + <ul> +<li class="toctree-l1"><a class="reference internal" href="../general/welcome.html">Welcome to CodeIgniter</a></li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../installation/index.html">Installation Instructions</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../installation/downloads.html">Downloading CodeIgniter</a></li> +<li class="toctree-l2"><a class="reference internal" href="../installation/index.html">Installation Instructions</a></li> +<li class="toctree-l2"><a class="reference internal" href="../installation/upgrading.html">Upgrading From a Previous Version</a></li> +<li class="toctree-l2"><a class="reference internal" href="../installation/troubleshooting.html">Troubleshooting</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../overview/index.html">CodeIgniter Overview</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../overview/getting_started.html">Getting Started</a></li> +<li class="toctree-l2"><a class="reference internal" href="../overview/at_a_glance.html">CodeIgniter at a Glance</a></li> +<li class="toctree-l2"><a class="reference internal" href="../overview/features.html">Supported Features</a></li> +<li class="toctree-l2"><a class="reference internal" href="../overview/appflow.html">Application Flow Chart</a></li> +<li class="toctree-l2"><a class="reference internal" href="../overview/mvc.html">Model-View-Controller</a></li> +<li class="toctree-l2"><a class="reference internal" href="../overview/goals.html">Architectural Goals</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../tutorial/index.html">Tutorial</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../tutorial/static_pages.html">Static pages</a></li> +<li class="toctree-l2"><a class="reference internal" href="../tutorial/news_section.html">News section</a></li> +<li class="toctree-l2"><a class="reference internal" href="../tutorial/create_news_items.html">Create news items</a></li> +<li class="toctree-l2"><a class="reference internal" href="../tutorial/conclusion.html">Conclusion</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../contributing/index.html">Contributing to CodeIgniter</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../documentation/index.html">Writing CodeIgniter Documentation</a></li> +<li class="toctree-l2"><a class="reference internal" href="../DCO.html">Developer’s Certificate of Origin 1.1</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../general/index.html">General Topics</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../general/urls.html">CodeIgniter URLs</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/controllers.html">Controllers</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/reserved_names.html">Reserved Names</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/views.html">Views</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/models.html">Models</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/helpers.html">Helpers</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/libraries.html">Using CodeIgniter Libraries</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/creating_libraries.html">Creating Libraries</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/drivers.html">Using CodeIgniter Drivers</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/creating_drivers.html">Creating Drivers</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/core_classes.html">Creating Core System Classes</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/ancillary_classes.html">Creating Ancillary Classes</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/hooks.html">Hooks - Extending the Framework Core</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/autoloader.html">Auto-loading Resources</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/common_functions.html">Common Functions</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/compatibility_functions.html">Compatibility Functions</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/routing.html">URI Routing</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/errors.html">Error Handling</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/caching.html">Caching</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/profiling.html">Profiling Your Application</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/cli.html">Running via the CLI</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/managing_apps.html">Managing your Applications</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/environments.html">Handling Multiple Environments</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/alternative_php.html">Alternate PHP Syntax for View Files</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/security.html">Security</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/styleguide.html">PHP Style Guide</a></li> +</ul> +</li> +</ul> +<ul class="current"> +<li class="toctree-l1 current"><a class="reference internal" href="index.html">Libraries</a><ul class="current"> +<li class="toctree-l2"><a class="reference internal" href="benchmark.html">Benchmarking Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="caching.html">Caching Driver</a></li> +<li class="toctree-l2"><a class="reference internal" href="calendar.html">Calendaring Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="cart.html">Shopping Cart Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="config.html">Config Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="email.html">Email Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="encrypt.html">Encrypt Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="encryption.html">Encryption Library</a></li> +<li class="toctree-l2"><a class="reference internal" href="file_uploading.html">File Uploading Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="form_validation.html">Form Validation</a></li> +<li class="toctree-l2"><a class="reference internal" href="ftp.html">FTP Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="image_lib.html">Image Manipulation Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="input.html">Input Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="javascript.html">Javascript Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="language.html">Language Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="loader.html">Loader Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="migration.html">Migrations Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="output.html">Output Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="pagination.html">Pagination Class</a></li> +<li class="toctree-l2 current"><a class="current reference internal" href="#">Template Parser Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="security.html">Security Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="sessions.html">Session Library</a></li> +<li class="toctree-l2"><a class="reference internal" href="table.html">HTML Table Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="trackback.html">Trackback Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="typography.html">Typography Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="unit_testing.html">Unit Testing Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="uri.html">URI Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="user_agent.html">User Agent Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="xmlrpc.html">XML-RPC and XML-RPC Server Classes</a></li> +<li class="toctree-l2"><a class="reference internal" href="zip.html">Zip Encoding Class</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../database/index.html">Database Reference</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../database/examples.html">Quick Start: Usage Examples</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/configuration.html">Database Configuration</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/connecting.html">Connecting to a Database</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/queries.html">Running Queries</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/results.html">Generating Query Results</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/helpers.html">Query Helper Functions</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/query_builder.html">Query Builder Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/transactions.html">Transactions</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/metadata.html">Getting MetaData</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/call_function.html">Custom Function Calls</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/caching.html">Query Caching</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/forge.html">Database Manipulation with Database Forge</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/utilities.html">Database Utilities Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/db_driver_reference.html">Database Driver Reference</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../helpers/index.html">Helpers</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../helpers/array_helper.html">Array Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/captcha_helper.html">CAPTCHA Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/cookie_helper.html">Cookie Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/date_helper.html">Date Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/directory_helper.html">Directory Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/download_helper.html">Download Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/email_helper.html">Email Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/file_helper.html">File Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/form_helper.html">Form Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/html_helper.html">HTML Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/inflector_helper.html">Inflector Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/language_helper.html">Language Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/number_helper.html">Number Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/path_helper.html">Path Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/security_helper.html">Security Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/smiley_helper.html">Smiley Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/string_helper.html">String Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/text_helper.html">Text Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/typography_helper.html">Typography Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/url_helper.html">URL Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/xml_helper.html">XML Helper</a></li> +</ul> +</li> +</ul> + + </div> + + + </div> +</div> +<div id="nav2"> + <a href="#" id="openToc"> + <img src="data:image/jpeg;base64,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" title="Toggle Table of Contents" alt="Toggle Table of Contents" /> + </a> +</div> + + <div class="wy-grid-for-nav"> + + + <nav data-toggle="wy-nav-shift" class="wy-nav-side"> + <div class="wy-side-nav-search"> + + <a href="../index.html" class="fa fa-home"> CodeIgniter</a> + + +<div role="search"> + <form id="rtd-search-form" class="wy-form" action="../search.html" method="get"> + <input type="text" name="q" placeholder="Search docs" /> + <input type="hidden" name="check_keywords" value="yes" /> + <input type="hidden" name="area" value="default" /> + </form> +</div> + </div> + + <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation"> + + + + <ul> +<li class="toctree-l1"><a class="reference internal" href="../general/welcome.html">Welcome to CodeIgniter</a></li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../installation/index.html">Installation Instructions</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../installation/downloads.html">Downloading CodeIgniter</a></li> +<li class="toctree-l2"><a class="reference internal" href="../installation/index.html">Installation Instructions</a></li> +<li class="toctree-l2"><a class="reference internal" href="../installation/upgrading.html">Upgrading From a Previous Version</a></li> +<li class="toctree-l2"><a class="reference internal" href="../installation/troubleshooting.html">Troubleshooting</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../overview/index.html">CodeIgniter Overview</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../overview/getting_started.html">Getting Started</a></li> +<li class="toctree-l2"><a class="reference internal" href="../overview/at_a_glance.html">CodeIgniter at a Glance</a></li> +<li class="toctree-l2"><a class="reference internal" href="../overview/features.html">Supported Features</a></li> +<li class="toctree-l2"><a class="reference internal" href="../overview/appflow.html">Application Flow Chart</a></li> +<li class="toctree-l2"><a class="reference internal" href="../overview/mvc.html">Model-View-Controller</a></li> +<li class="toctree-l2"><a class="reference internal" href="../overview/goals.html">Architectural Goals</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../tutorial/index.html">Tutorial</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../tutorial/static_pages.html">Static pages</a></li> +<li class="toctree-l2"><a class="reference internal" href="../tutorial/news_section.html">News section</a></li> +<li class="toctree-l2"><a class="reference internal" href="../tutorial/create_news_items.html">Create news items</a></li> +<li class="toctree-l2"><a class="reference internal" href="../tutorial/conclusion.html">Conclusion</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../contributing/index.html">Contributing to CodeIgniter</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../documentation/index.html">Writing CodeIgniter Documentation</a></li> +<li class="toctree-l2"><a class="reference internal" href="../DCO.html">Developer’s Certificate of Origin 1.1</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../general/index.html">General Topics</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../general/urls.html">CodeIgniter URLs</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/controllers.html">Controllers</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/reserved_names.html">Reserved Names</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/views.html">Views</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/models.html">Models</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/helpers.html">Helpers</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/libraries.html">Using CodeIgniter Libraries</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/creating_libraries.html">Creating Libraries</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/drivers.html">Using CodeIgniter Drivers</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/creating_drivers.html">Creating Drivers</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/core_classes.html">Creating Core System Classes</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/ancillary_classes.html">Creating Ancillary Classes</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/hooks.html">Hooks - Extending the Framework Core</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/autoloader.html">Auto-loading Resources</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/common_functions.html">Common Functions</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/compatibility_functions.html">Compatibility Functions</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/routing.html">URI Routing</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/errors.html">Error Handling</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/caching.html">Caching</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/profiling.html">Profiling Your Application</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/cli.html">Running via the CLI</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/managing_apps.html">Managing your Applications</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/environments.html">Handling Multiple Environments</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/alternative_php.html">Alternate PHP Syntax for View Files</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/security.html">Security</a></li> +<li class="toctree-l2"><a class="reference internal" href="../general/styleguide.html">PHP Style Guide</a></li> +</ul> +</li> +</ul> +<ul class="current"> +<li class="toctree-l1 current"><a class="reference internal" href="index.html">Libraries</a><ul class="current"> +<li class="toctree-l2"><a class="reference internal" href="benchmark.html">Benchmarking Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="caching.html">Caching Driver</a></li> +<li class="toctree-l2"><a class="reference internal" href="calendar.html">Calendaring Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="cart.html">Shopping Cart Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="config.html">Config Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="email.html">Email Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="encrypt.html">Encrypt Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="encryption.html">Encryption Library</a></li> +<li class="toctree-l2"><a class="reference internal" href="file_uploading.html">File Uploading Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="form_validation.html">Form Validation</a></li> +<li class="toctree-l2"><a class="reference internal" href="ftp.html">FTP Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="image_lib.html">Image Manipulation Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="input.html">Input Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="javascript.html">Javascript Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="language.html">Language Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="loader.html">Loader Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="migration.html">Migrations Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="output.html">Output Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="pagination.html">Pagination Class</a></li> +<li class="toctree-l2 current"><a class="current reference internal" href="#">Template Parser Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="security.html">Security Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="sessions.html">Session Library</a></li> +<li class="toctree-l2"><a class="reference internal" href="table.html">HTML Table Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="trackback.html">Trackback Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="typography.html">Typography Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="unit_testing.html">Unit Testing Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="uri.html">URI Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="user_agent.html">User Agent Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="xmlrpc.html">XML-RPC and XML-RPC Server Classes</a></li> +<li class="toctree-l2"><a class="reference internal" href="zip.html">Zip Encoding Class</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../database/index.html">Database Reference</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../database/examples.html">Quick Start: Usage Examples</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/configuration.html">Database Configuration</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/connecting.html">Connecting to a Database</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/queries.html">Running Queries</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/results.html">Generating Query Results</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/helpers.html">Query Helper Functions</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/query_builder.html">Query Builder Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/transactions.html">Transactions</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/metadata.html">Getting MetaData</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/call_function.html">Custom Function Calls</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/caching.html">Query Caching</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/forge.html">Database Manipulation with Database Forge</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/utilities.html">Database Utilities Class</a></li> +<li class="toctree-l2"><a class="reference internal" href="../database/db_driver_reference.html">Database Driver Reference</a></li> +</ul> +</li> +</ul> +<ul> +<li class="toctree-l1"><a class="reference internal" href="../helpers/index.html">Helpers</a><ul> +<li class="toctree-l2"><a class="reference internal" href="../helpers/array_helper.html">Array Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/captcha_helper.html">CAPTCHA Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/cookie_helper.html">Cookie Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/date_helper.html">Date Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/directory_helper.html">Directory Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/download_helper.html">Download Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/email_helper.html">Email Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/file_helper.html">File Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/form_helper.html">Form Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/html_helper.html">HTML Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/inflector_helper.html">Inflector Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/language_helper.html">Language Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/number_helper.html">Number Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/path_helper.html">Path Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/security_helper.html">Security Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/smiley_helper.html">Smiley Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/string_helper.html">String Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/text_helper.html">Text Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/typography_helper.html">Typography Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/url_helper.html">URL Helper</a></li> +<li class="toctree-l2"><a class="reference internal" href="../helpers/xml_helper.html">XML Helper</a></li> +</ul> +</li> +</ul> + + + + </div> + + </nav> + + <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap"> + + + <nav class="wy-nav-top" role="navigation" aria-label="top navigation"> + <i data-toggle="wy-nav-top" class="fa fa-bars"></i> + <a href="../index.html">CodeIgniter</a> + </nav> + + + + <div class="wy-nav-content"> + <div class="rst-content"> + <div role="navigation" aria-label="breadcrumbs navigation"> + <ul class="wy-breadcrumbs"> + <li><a href="../index.html">Docs</a> »</li> + + <li><a href="index.html">Libraries</a> »</li> + + <li>Template Parser Class</li> + <li class="wy-breadcrumbs-aside"> + + </li> + <div style="float:right;margin-left:5px;" id="closeMe"> + <img title="Classic Layout" alt="classic layout" src="data:image/gif;base64,R0lGODlhFAAUAJEAAAAAADMzM////wAAACH5BAUUAAIALAAAAAAUABQAAAImlI+py+0PU5gRBRDM3DxbWoXis42X13USOLauUIqnlsaH/eY6UwAAOw==" /> + </div> + </ul> + <hr/> +</div> + <div role="main" class="document"> + + <div class="section" id="template-parser-class"> +<h1>Template Parser Class<a class="headerlink" href="#template-parser-class" title="Permalink to this headline">¶</a></h1> +<p>The Template Parser Class can perform simple text substitution for +pseudo-variables contained within your view files. +It can parse simple variables or variable tag pairs.</p> +<p>If you’ve never used a template engine, +pseudo-variable names are enclosed in braces, like this:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="o"><</span><span class="nx">html</span><span class="o">></span> + <span class="o"><</span><span class="nx">head</span><span class="o">></span> + <span class="o"><</span><span class="nx">title</span><span class="o">></span><span class="p">{</span><span class="nx">blog_title</span><span class="p">}</span><span class="o"></</span><span class="nx">title</span><span class="o">></span> + <span class="o"></</span><span class="nx">head</span><span class="o">></span> + <span class="o"><</span><span class="nx">body</span><span class="o">></span> + <span class="o"><</span><span class="nx">h3</span><span class="o">></span><span class="p">{</span><span class="nx">blog_heading</span><span class="p">}</span><span class="o"></</span><span class="nx">h3</span><span class="o">></span> + + <span class="p">{</span><span class="nx">blog_entries</span><span class="p">}</span> + <span class="o"><</span><span class="nx">h5</span><span class="o">></span><span class="p">{</span><span class="nx">title</span><span class="p">}</span><span class="o"></</span><span class="nx">h5</span><span class="o">></span> + <span class="o"><</span><span class="nx">p</span><span class="o">></span><span class="p">{</span><span class="nx">body</span><span class="p">}</span><span class="o"></</span><span class="nx">p</span><span class="o">></span> + <span class="p">{</span><span class="o">/</span><span class="nx">blog_entries</span><span class="p">}</span> + + <span class="o"></</span><span class="nx">body</span><span class="o">></span> +<span class="o"></</span><span class="nx">html</span><span class="o">></span> +</pre></div> +</div> +<p>These variables are not actual PHP variables, but rather plain text +representations that allow you to eliminate PHP from your templates +(view files).</p> +<div class="admonition note"> +<p class="first admonition-title">Note</p> +<p class="last">CodeIgniter does <strong>not</strong> require you to use this class since +using pure PHP in your view pages lets them run a little faster. +However, some developers prefer to use a template engine if +they work with designers who they feel would find some +confusion working with PHP.</p> +</div> +<div class="admonition important"> +<p class="first admonition-title">Important</p> +<p class="last">The Template Parser Class is <strong>not</strong> a full-blown +template parsing solution. We’ve kept it very lean on purpose in order +to maintain maximum performance.</p> +</div> +<div class="contents local topic" id="contents"> +<ul class="simple"> +<li><a class="reference internal" href="#using-the-template-parser-class" id="id1">Using the Template Parser Class</a><ul> +<li><a class="reference internal" href="#initializing-the-class" id="id2">Initializing the Class</a></li> +<li><a class="reference internal" href="#parsing-templates" id="id3">Parsing templates</a></li> +<li><a class="reference internal" href="#variable-pairs" id="id4">Variable Pairs</a></li> +<li><a class="reference internal" href="#usage-notes" id="id5">Usage Notes</a></li> +<li><a class="reference internal" href="#view-fragments" id="id6">View Fragments</a></li> +</ul> +</li> +<li><a class="reference internal" href="#class-reference" id="id7">Class Reference</a></li> +</ul> +</div> +<div class="custom-index container"></div><div class="section" id="using-the-template-parser-class"> +<h2><a class="toc-backref" href="#id1">Using the Template Parser Class</a><a class="headerlink" href="#using-the-template-parser-class" title="Permalink to this headline">¶</a></h2> +<div class="section" id="initializing-the-class"> +<h3><a class="toc-backref" href="#id2">Initializing the Class</a><a class="headerlink" href="#initializing-the-class" title="Permalink to this headline">¶</a></h3> +<p>Like most other classes in CodeIgniter, the Parser class is initialized +in your controller using the <code class="docutils literal"><span class="pre">$this->load->library()</span></code> method:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$this</span><span class="o">-></span><span class="na">load</span><span class="o">-></span><span class="na">library</span><span class="p">(</span><span class="s1">'parser'</span><span class="p">);</span> +</pre></div> +</div> +<p>Once loaded, the Parser library object will be available using: +$this->parser</p> +</div> +<div class="section" id="parsing-templates"> +<h3><a class="toc-backref" href="#id3">Parsing templates</a><a class="headerlink" href="#parsing-templates" title="Permalink to this headline">¶</a></h3> +<p>You can use the <code class="docutils literal"><span class="pre">parse()</span></code> method to parse (or render) simple templates, +like this:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$data</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span> + <span class="s1">'blog_title'</span> <span class="o">=></span> <span class="s1">'My Blog Title'</span><span class="p">,</span> + <span class="s1">'blog_heading'</span> <span class="o">=></span> <span class="s1">'My Blog Heading'</span> +<span class="p">);</span> + +<span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse</span><span class="p">(</span><span class="s1">'blog_template'</span><span class="p">,</span> <span class="nv">$data</span><span class="p">);</span> +</pre></div> +</div> +<p>The first parameter contains the name of the <a class="reference internal" href="../general/views.html"><span class="doc">view +file</span></a> (in this example the file would be called +blog_template.php), and the second parameter contains an associative +array of data to be replaced in the template. In the above example, the +template would contain two variables: {blog_title} and {blog_heading}</p> +<p>There is no need to “echo” or do something with the data returned by +$this->parser->parse(). It is automatically passed to the output class +to be sent to the browser. However, if you do want the data returned +instead of sent to the output class you can pass TRUE (boolean) as the +third parameter:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$string</span> <span class="o">=</span> <span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse</span><span class="p">(</span><span class="s1">'blog_template'</span><span class="p">,</span> <span class="nv">$data</span><span class="p">,</span> <span class="k">TRUE</span><span class="p">);</span> +</pre></div> +</div> +</div> +<div class="section" id="variable-pairs"> +<h3><a class="toc-backref" href="#id4">Variable Pairs</a><a class="headerlink" href="#variable-pairs" title="Permalink to this headline">¶</a></h3> +<p>The above example code allows simple variables to be replaced. What if +you would like an entire block of variables to be repeated, with each +iteration containing new values? Consider the template example we showed +at the top of the page:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="o"><</span><span class="nx">html</span><span class="o">></span> + <span class="o"><</span><span class="nx">head</span><span class="o">></span> + <span class="o"><</span><span class="nx">title</span><span class="o">></span><span class="p">{</span><span class="nx">blog_title</span><span class="p">}</span><span class="o"></</span><span class="nx">title</span><span class="o">></span> + <span class="o"></</span><span class="nx">head</span><span class="o">></span> + <span class="o"><</span><span class="nx">body</span><span class="o">></span> + <span class="o"><</span><span class="nx">h3</span><span class="o">></span><span class="p">{</span><span class="nx">blog_heading</span><span class="p">}</span><span class="o"></</span><span class="nx">h3</span><span class="o">></span> + + <span class="p">{</span><span class="nx">blog_entries</span><span class="p">}</span> + <span class="o"><</span><span class="nx">h5</span><span class="o">></span><span class="p">{</span><span class="nx">title</span><span class="p">}</span><span class="o"></</span><span class="nx">h5</span><span class="o">></span> + <span class="o"><</span><span class="nx">p</span><span class="o">></span><span class="p">{</span><span class="nx">body</span><span class="p">}</span><span class="o"></</span><span class="nx">p</span><span class="o">></span> + <span class="p">{</span><span class="o">/</span><span class="nx">blog_entries</span><span class="p">}</span> + + <span class="o"></</span><span class="nx">body</span><span class="o">></span> +<span class="o"></</span><span class="nx">html</span><span class="o">></span> +</pre></div> +</div> +<p>In the above code you’ll notice a pair of variables: {blog_entries} +data… {/blog_entries}. In a case like this, the entire chunk of data +between these pairs would be repeated multiple times, corresponding to +the number of rows in the “blog_entries” element of the parameters array.</p> +<p>Parsing variable pairs is done using the identical code shown above to +parse single variables, except, you will add a multi-dimensional array +corresponding to your variable pair data. Consider this example:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$this</span><span class="o">-></span><span class="na">load</span><span class="o">-></span><span class="na">library</span><span class="p">(</span><span class="s1">'parser'</span><span class="p">);</span> + +<span class="nv">$data</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span> + <span class="s1">'blog_title'</span> <span class="o">=></span> <span class="s1">'My Blog Title'</span><span class="p">,</span> + <span class="s1">'blog_heading'</span> <span class="o">=></span> <span class="s1">'My Blog Heading'</span><span class="p">,</span> + <span class="s1">'blog_entries'</span> <span class="o">=></span> <span class="k">array</span><span class="p">(</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'Title 1'</span><span class="p">,</span> <span class="s1">'body'</span> <span class="o">=></span> <span class="s1">'Body 1'</span><span class="p">),</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'Title 2'</span><span class="p">,</span> <span class="s1">'body'</span> <span class="o">=></span> <span class="s1">'Body 2'</span><span class="p">),</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'Title 3'</span><span class="p">,</span> <span class="s1">'body'</span> <span class="o">=></span> <span class="s1">'Body 3'</span><span class="p">),</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'Title 4'</span><span class="p">,</span> <span class="s1">'body'</span> <span class="o">=></span> <span class="s1">'Body 4'</span><span class="p">),</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'Title 5'</span><span class="p">,</span> <span class="s1">'body'</span> <span class="o">=></span> <span class="s1">'Body 5'</span><span class="p">)</span> + <span class="p">)</span> +<span class="p">);</span> + +<span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse</span><span class="p">(</span><span class="s1">'blog_template'</span><span class="p">,</span> <span class="nv">$data</span><span class="p">);</span> +</pre></div> +</div> +<p>If your “pair” data is coming from a database result, which is already a +multi-dimensional array, you can simply use the database <code class="docutils literal"><span class="pre">result_array()</span></code> +method:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$query</span> <span class="o">=</span> <span class="nv">$this</span><span class="o">-></span><span class="na">db</span><span class="o">-></span><span class="na">query</span><span class="p">(</span><span class="s2">"SELECT * FROM blog"</span><span class="p">);</span> + +<span class="nv">$this</span><span class="o">-></span><span class="na">load</span><span class="o">-></span><span class="na">library</span><span class="p">(</span><span class="s1">'parser'</span><span class="p">);</span> + +<span class="nv">$data</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span> + <span class="s1">'blog_title'</span> <span class="o">=></span> <span class="s1">'My Blog Title'</span><span class="p">,</span> + <span class="s1">'blog_heading'</span> <span class="o">=></span> <span class="s1">'My Blog Heading'</span><span class="p">,</span> + <span class="s1">'blog_entries'</span> <span class="o">=></span> <span class="nv">$query</span><span class="o">-></span><span class="na">result_array</span><span class="p">()</span> +<span class="p">);</span> + +<span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse</span><span class="p">(</span><span class="s1">'blog_template'</span><span class="p">,</span> <span class="nv">$data</span><span class="p">);</span> +</pre></div> +</div> +</div> +<div class="section" id="usage-notes"> +<h3><a class="toc-backref" href="#id5">Usage Notes</a><a class="headerlink" href="#usage-notes" title="Permalink to this headline">¶</a></h3> +<p>If you include substitution parameters that are not referenced in your +template, they are ignored:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$template</span> <span class="o">=</span> <span class="s1">'Hello, {firstname} {lastname}'</span><span class="p">;</span> +<span class="nv">$data</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span> + <span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'Mr'</span><span class="p">,</span> + <span class="s1">'firstname'</span> <span class="o">=></span> <span class="s1">'John'</span><span class="p">,</span> + <span class="s1">'lastname'</span> <span class="o">=></span> <span class="s1">'Doe'</span> +<span class="p">);</span> +<span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse_string</span><span class="p">(</span><span class="nv">$template</span><span class="p">,</span> <span class="nv">$data</span><span class="p">);</span> + +<span class="c1">// Result: Hello, John Doe</span> +</pre></div> +</div> +<p>If you do not include a substitution parameter that is referenced in your +template, the original pseudo-variable is shown in the result:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$template</span> <span class="o">=</span> <span class="s1">'Hello, {firstname} {initials} {lastname}'</span><span class="p">;</span> +<span class="nv">$data</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span> + <span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'Mr'</span><span class="p">,</span> + <span class="s1">'firstname'</span> <span class="o">=></span> <span class="s1">'John'</span><span class="p">,</span> + <span class="s1">'lastname'</span> <span class="o">=></span> <span class="s1">'Doe'</span> +<span class="p">);</span> +<span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse_string</span><span class="p">(</span><span class="nv">$template</span><span class="p">,</span> <span class="nv">$data</span><span class="p">);</span> + +<span class="c1">// Result: Hello, John {initials} Doe</span> +</pre></div> +</div> +<p>If you provide a string substitution parameter when an array is expected, +i.e. for a variable pair, the substitution is done for the opening variable +pair tag, but the closing variable pair tag is not rendered properly:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$template</span> <span class="o">=</span> <span class="s1">'Hello, {firstname} {lastname} ({degrees}{degree} {/degrees})'</span><span class="p">;</span> +<span class="nv">$data</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span> + <span class="s1">'degrees'</span> <span class="o">=></span> <span class="s1">'Mr'</span><span class="p">,</span> + <span class="s1">'firstname'</span> <span class="o">=></span> <span class="s1">'John'</span><span class="p">,</span> + <span class="s1">'lastname'</span> <span class="o">=></span> <span class="s1">'Doe'</span><span class="p">,</span> + <span class="s1">'titles'</span> <span class="o">=></span> <span class="k">array</span><span class="p">(</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'degree'</span> <span class="o">=></span> <span class="s1">'BSc'</span><span class="p">),</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'degree'</span> <span class="o">=></span> <span class="s1">'PhD'</span><span class="p">)</span> + <span class="p">)</span> +<span class="p">);</span> +<span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse_string</span><span class="p">(</span><span class="nv">$template</span><span class="p">,</span> <span class="nv">$data</span><span class="p">);</span> + +<span class="c1">// Result: Hello, John Doe (Mr{degree} {/degrees})</span> +</pre></div> +</div> +<p>If you name one of your individual substitution parameters the same as one +used inside a variable pair, the results may not be as expected:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$template</span> <span class="o">=</span> <span class="s1">'Hello, {firstname} {lastname} ({degrees}{degree} {/degrees})'</span><span class="p">;</span> +<span class="nv">$data</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span> + <span class="s1">'degree'</span> <span class="o">=></span> <span class="s1">'Mr'</span><span class="p">,</span> + <span class="s1">'firstname'</span> <span class="o">=></span> <span class="s1">'John'</span><span class="p">,</span> + <span class="s1">'lastname'</span> <span class="o">=></span> <span class="s1">'Doe'</span><span class="p">,</span> + <span class="s1">'degrees'</span> <span class="o">=></span> <span class="k">array</span><span class="p">(</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'degree'</span> <span class="o">=></span> <span class="s1">'BSc'</span><span class="p">),</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'degree'</span> <span class="o">=></span> <span class="s1">'PhD'</span><span class="p">)</span> + <span class="p">)</span> +<span class="p">);</span> +<span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse_string</span><span class="p">(</span><span class="nv">$template</span><span class="p">,</span> <span class="nv">$data</span><span class="p">);</span> + +<span class="c1">// Result: Hello, John Doe (Mr Mr )</span> +</pre></div> +</div> +</div> +<div class="section" id="view-fragments"> +<h3><a class="toc-backref" href="#id6">View Fragments</a><a class="headerlink" href="#view-fragments" title="Permalink to this headline">¶</a></h3> +<p>You do not have to use variable pairs to get the effect of iteration in +your views. It is possible to use a view fragment for what would be inside +a variable pair, and to control the iteration in your controller instead +of in the view.</p> +<p>An example with the iteration controlled in the view:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$template</span> <span class="o">=</span> <span class="s1">'<ul>{menuitems}</span> +<span class="s1"> <li><a href="{link}">{title}</a></li></span> +<span class="s1">{/menuitems}</ul>'</span><span class="p">;</span> + +<span class="nv">$data</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span> + <span class="s1">'menuitems'</span> <span class="o">=></span> <span class="k">array</span><span class="p">(</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'First Link'</span><span class="p">,</span> <span class="s1">'link'</span> <span class="o">=></span> <span class="s1">'/first'</span><span class="p">),</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'Second Link'</span><span class="p">,</span> <span class="s1">'link'</span> <span class="o">=></span> <span class="s1">'/second'</span><span class="p">),</span> + <span class="p">)</span> +<span class="p">);</span> +<span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse_string</span><span class="p">(</span><span class="nv">$template</span><span class="p">,</span> <span class="nv">$data</span><span class="p">);</span> +</pre></div> +</div> +<p>Result:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="o"><</span><span class="nx">ul</span><span class="o">></span> + <span class="o"><</span><span class="nx">li</span><span class="o">><</span><span class="nx">a</span> <span class="nx">href</span><span class="o">=</span><span class="s2">"/first"</span><span class="o">></span><span class="nx">First</span> <span class="nx">Link</span><span class="o"></</span><span class="nx">a</span><span class="o">></</span><span class="nx">li</span><span class="o">></span> + <span class="o"><</span><span class="nx">li</span><span class="o">><</span><span class="nx">a</span> <span class="nx">href</span><span class="o">=</span><span class="s2">"/second"</span><span class="o">></span><span class="nx">Second</span> <span class="nx">Link</span><span class="o"></</span><span class="nx">a</span><span class="o">></</span><span class="nx">li</span><span class="o">></span> +<span class="o"></</span><span class="nx">ul</span><span class="o">></span> +</pre></div> +</div> +<p>An example with the iteration controlled in the controller, +using a view fragment:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$temp</span> <span class="o">=</span> <span class="s1">''</span><span class="p">;</span> +<span class="nv">$template1</span> <span class="o">=</span> <span class="s1">'<li><a href="{link}">{title}</a></li>'</span><span class="p">;</span> +<span class="nv">$data1</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'First Link'</span><span class="p">,</span> <span class="s1">'link'</span> <span class="o">=></span> <span class="s1">'/first'</span><span class="p">),</span> + <span class="k">array</span><span class="p">(</span><span class="s1">'title'</span> <span class="o">=></span> <span class="s1">'Second Link'</span><span class="p">,</span> <span class="s1">'link'</span> <span class="o">=></span> <span class="s1">'/second'</span><span class="p">),</span> +<span class="p">);</span> + +<span class="k">foreach</span> <span class="p">(</span><span class="nv">$data1</span> <span class="k">as</span> <span class="nv">$menuitem</span><span class="p">)</span> +<span class="p">{</span> + <span class="nv">$temp</span> <span class="o">.=</span> <span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse_string</span><span class="p">(</span><span class="nv">$template1</span><span class="p">,</span> <span class="nv">$menuitem</span><span class="p">,</span> <span class="k">TRUE</span><span class="p">);</span> +<span class="p">}</span> + +<span class="nv">$template</span> <span class="o">=</span> <span class="s1">'<ul>{menuitems}</ul>'</span><span class="p">;</span> +<span class="nv">$data</span> <span class="o">=</span> <span class="k">array</span><span class="p">(</span> + <span class="s1">'menuitems'</span> <span class="o">=></span> <span class="nv">$temp</span> +<span class="p">);</span> +<span class="nv">$this</span><span class="o">-></span><span class="na">parser</span><span class="o">-></span><span class="na">parse_string</span><span class="p">(</span><span class="nv">$template</span><span class="p">,</span> <span class="nv">$data</span><span class="p">);</span> +</pre></div> +</div> +<p>Result:</p> +<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="o"><</span><span class="nx">ul</span><span class="o">></span> + <span class="o"><</span><span class="nx">li</span><span class="o">><</span><span class="nx">a</span> <span class="nx">href</span><span class="o">=</span><span class="s2">"/first"</span><span class="o">></span><span class="nx">First</span> <span class="nx">Link</span><span class="o"></</span><span class="nx">a</span><span class="o">></</span><span class="nx">li</span><span class="o">></span> + <span class="o"><</span><span class="nx">li</span><span class="o">><</span><span class="nx">a</span> <span class="nx">href</span><span class="o">=</span><span class="s2">"/second"</span><span class="o">></span><span class="nx">Second</span> <span class="nx">Link</span><span class="o"></</span><span class="nx">a</span><span class="o">></</span><span class="nx">li</span><span class="o">></span> +<span class="o"></</span><span class="nx">ul</span><span class="o">></span> +</pre></div> +</div> +</div> +</div> +<div class="section" id="class-reference"> +<h2><a class="toc-backref" href="#id7">Class Reference</a><a class="headerlink" href="#class-reference" title="Permalink to this headline">¶</a></h2> +<dl class="class"> +<dt id="CI_Parser"> +<em class="property">class </em><code class="descname">CI_Parser</code><a class="headerlink" href="#CI_Parser" title="Permalink to this definition">¶</a></dt> +<dd><dl class="method"> +<dt id="CI_Parser::parse"> +<code class="descname">parse</code><span class="sig-paren">(</span><em>$template</em>, <em>$data</em><span class="optional">[</span>, <em>$return = FALSE</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#CI_Parser::parse" title="Permalink to this definition">¶</a></dt> +<dd><table class="docutils field-list" frame="void" rules="none"> +<col class="field-name" /> +<col class="field-body" /> +<tbody valign="top"> +<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> +<li><strong>$template</strong> (<em>string</em>) – Path to view file</li> +<li><strong>$data</strong> (<em>array</em>) – Variable data</li> +<li><strong>$return</strong> (<em>bool</em>) – Whether to only return the parsed template</li> +</ul> +</td> +</tr> +<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">Parsed template string</p> +</td> +</tr> +<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> +</td> +</tr> +</tbody> +</table> +<p>Parses a template from the provided path and variables.</p> +</dd></dl> + +<dl class="method"> +<dt id="CI_Parser::parse_string"> +<code class="descname">parse_string</code><span class="sig-paren">(</span><em>$template</em>, <em>$data</em><span class="optional">[</span>, <em>$return = FALSE</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#CI_Parser::parse_string" title="Permalink to this definition">¶</a></dt> +<dd><table class="docutils field-list" frame="void" rules="none"> +<col class="field-name" /> +<col class="field-body" /> +<tbody valign="top"> +<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> +<li><strong>$template</strong> (<em>string</em>) – Path to view file</li> +<li><strong>$data</strong> (<em>array</em>) – Variable data</li> +<li><strong>$return</strong> (<em>bool</em>) – Whether to only return the parsed template</li> +</ul> +</td> +</tr> +<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">Parsed template string</p> +</td> +</tr> +<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p> +</td> +</tr> +</tbody> +</table> +<p>This method works exactly like <code class="docutils literal"><span class="pre">parse()</span></code>, only it accepts +the template as a string instead of loading a view file.</p> +</dd></dl> + +<dl class="method"> +<dt id="CI_Parser::set_delimiters"> +<code class="descname">set_delimiters</code><span class="sig-paren">(</span><span class="optional">[</span><em>$l = '{'</em><span class="optional">[</span>, <em>$r = '}'</em><span class="optional">]</span><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#CI_Parser::set_delimiters" title="Permalink to this definition">¶</a></dt> +<dd><table class="docutils field-list" frame="void" rules="none"> +<col class="field-name" /> +<col class="field-body" /> +<tbody valign="top"> +<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple"> +<li><strong>$l</strong> (<em>string</em>) – Left delimiter</li> +<li><strong>$r</strong> (<em>string</em>) – Right delimiter</li> +</ul> +</td> +</tr> +<tr class="field-even field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">void</p> +</td> +</tr> +</tbody> +</table> +<p>Sets the delimiters (opening and closing) for a +pseudo-variable “tag” in a template.</p> +</dd></dl> + +</dd></dl> + +</div> +</div> + + + </div> + <footer> + + <div class="rst-footer-buttons" role="navigation" aria-label="footer navigation"> + + <a href="security.html" class="btn btn-neutral float-right" title="Security Class">Next <span class="fa fa-arrow-circle-right"></span></a> + + + <a href="pagination.html" class="btn btn-neutral" title="Pagination Class"><span class="fa fa-arrow-circle-left"></span> Previous</a> + + </div> + + + <hr/> + + <div role="contentinfo"> + <p> + © Copyright 2014 - 2018, British Columbia Institute of Technology. + Last updated on Jan 13, 2018. + </p> + </div> + + Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/snide/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>. + +</footer> + </div> + </div> + + </section> + + </div> + + + + + + <script type="text/javascript"> + var DOCUMENTATION_OPTIONS = { + URL_ROOT:'../', + VERSION:'3.1.7', + COLLAPSE_INDEX:false, + FILE_SUFFIX:'.html', + HAS_SOURCE: false + }; + </script> + <script type="text/javascript" src="../_static/jquery.js"></script> + <script type="text/javascript" src="../_static/underscore.js"></script> + <script type="text/javascript" src="../_static/doctools.js"></script> + + + + + + <script type="text/javascript" src="../_static/js/theme.js"></script> + + + + + <script type="text/javascript"> + jQuery(function () { + SphinxRtdTheme.StickyNav.enable(); + }); + </script> + + +</body> +</html>
\ No newline at end of file |