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Diffstat (limited to 'user_guide_src/source/general/views.rst')
| -rw-r--r-- | user_guide_src/source/general/views.rst | 53 |
1 files changed, 25 insertions, 28 deletions
diff --git a/user_guide_src/source/general/views.rst b/user_guide_src/source/general/views.rst index 9b7c9daaa..4b1ab3c34 100644 --- a/user_guide_src/source/general/views.rst +++ b/user_guide_src/source/general/views.rst @@ -31,20 +31,22 @@ in it:: </body> </html> -Then save the file in your application/views/ folder. +Then save the file in your *application/views/* directory. Loading a View ============== -To load a particular view file you will use the following function:: +To load a particular view file you will use the following method:: $this->load->view('name'); -Where name is the name of your view file. Note: The .php file extension -does not need to be specified unless you use something other than .php. +Where name is the name of your view file. + +.. note:: The .php file extension does not need to be specified + unless you use something other than .php. Now, open the controller file you made earlier called blog.php, and -replace the echo statement with the view loading function:: +replace the echo statement with the view loading method:: <?php class Blog extends CI_Controller { @@ -54,7 +56,6 @@ replace the echo statement with the view loading function:: $this->load->view('blogview'); } } - ?> If you visit your site using the URL you did earlier you should see your new view. The URL was similar to this:: @@ -65,7 +66,7 @@ Loading multiple views ====================== CodeIgniter will intelligently handle multiple calls to -$this->load->view from within a controller. If more than one call +``$this->load->view()`` from within a controller. If more than one call happens they will be appended together. For example, you may wish to have a header view, a menu view, a content view, and a footer view. That might look something like this:: @@ -84,32 +85,31 @@ might look something like this:: } } - ?> In the example above, we are using "dynamically added data", which you will see below. -Storing Views within Sub-folders -================================ +Storing Views within Sub-directories +==================================== -Your view files can also be stored within sub-folders if you prefer that -type of organization. When doing so you will need to include the folder -name loading the view. Example:: +Your view files can also be stored within sub-directories if you prefer +that type of organization. When doing so you will need to include the +directory name loading the view. Example:: - $this->load->view('folder_name/file_name'); + $this->load->view('directory_name/file_name'); Adding Dynamic Data to the View =============================== Data is passed from the controller to the view by way of an **array** or -an **object** in the second parameter of the view loading function. Here +an **object** in the second parameter of the view loading method. Here is an example using an array:: $data = array( - 'title' => 'My Title', - 'heading' => 'My Heading', - 'message' => 'My Message' - ); + 'title' => 'My Title', + 'heading' => 'My Heading', + 'message' => 'My Message' + ); $this->load->view('blogview', $data); @@ -118,8 +118,8 @@ And here's an example using an object:: $data = new Someclass(); $this->load->view('blogview', $data); -Note: If you use an object, the class variables will be turned into -array elements. +.. note:: If you use an object, the class variables will be turned + into array elements. Let's try it with your controller file. Open it add this code:: @@ -134,7 +134,6 @@ Let's try it with your controller file. Open it add this code:: $this->load->view('blogview', $data); } } - ?> Now open your view file and change the text to variables that correspond to the array keys in your data:: @@ -174,7 +173,6 @@ Here's a simple example. Add this to your controller:: $this->load->view('blogview', $data); } } - ?> Now open your view file and create a loop:: @@ -200,17 +198,16 @@ Now open your view file and create a loop:: .. note:: You'll notice that in the example above we are using PHP's alternative syntax. If you are not familiar with it you can read about - it :doc:`here </general/alternative_php>`. + it :doc:`here <alternative_php>`. Returning views as data ======================= There is a third **optional** parameter lets you change the behavior of -the function so that it returns data as a string rather than sending it +the method so that it returns data as a string rather than sending it to your browser. This can be useful if you want to process the data in -some way. If you set the parameter to true (boolean) it will return +some way. If you set the parameter to TRUE (boolean) it will return data. The default behavior is false, which sends it to your browser. Remember to assign it to a variable if you want the data returned:: - $string = $this->load->view('myfile', '', true); - + $string = $this->load->view('myfile', '', TRUE);
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