From 55a6ddb0c7bab1149bb1ddfa3a1aff46612c91d4 Mon Sep 17 00:00:00 2001 From: Phil Sturgeon Date: Wed, 23 May 2012 18:37:24 +0100 Subject: Input, Session and Cookie get's will return NULL. Read more about this change here: http://codeigniter.com/forums/viewthread/215833 --- user_guide_src/source/libraries/input.rst | 17 +++++------------ user_guide_src/source/libraries/uri.rst | 2 +- 2 files changed, 6 insertions(+), 13 deletions(-) (limited to 'user_guide_src') diff --git a/user_guide_src/source/libraries/input.rst b/user_guide_src/source/libraries/input.rst index 1f2ea650a..432bac3c7 100644 --- a/user_guide_src/source/libraries/input.rst +++ b/user_guide_src/source/libraries/input.rst @@ -18,7 +18,7 @@ The security filtering function is called automatically when a new :doc:`controller <../general/controllers>` is invoked. It does the following: -- If $config['allow_get_array'] is FALSE(default is TRUE), destroys +- If $config['allow_get_array'] is FALSE (default is TRUE), destroys the global GET array. - Destroys all global variables in the event register_globals is turned on. @@ -53,14 +53,7 @@ false (boolean) if not. This lets you conveniently use data without having to test whether an item exists first. In other words, normally you might do something like this:: - if ( ! isset($_POST['something'])) - { - $something = FALSE; - } - else - { - $something = $_POST['something']; - } + $something = isset($_POST['something']) ? $_POST['something'] : NULL; With CodeIgniter's built in functions you can simply do this:: @@ -95,7 +88,7 @@ To return an array of all POST items call without any parameters. To return all POST items and pass them through the XSS filter set the first parameter NULL while setting the second parameter to boolean; -The function returns FALSE (boolean) if there are no items in the POST. +The function returns NULL if there are no items in the POST. :: @@ -115,7 +108,7 @@ To return an array of all GET items call without any parameters. To return all GET items and pass them through the XSS filter set the first parameter NULL while setting the second parameter to boolean; -The function returns FALSE (boolean) if there are no items in the GET. +The function returns NULL if there are no items in the GET. :: @@ -210,7 +203,7 @@ the cookie you are looking for (including any prefixes):: cookie('some_cookie'); -The function returns FALSE (boolean) if the item you are attempting to +The function returns NULL if the item you are attempting to retrieve does not exist. The second optional parameter lets you run the data through the XSS diff --git a/user_guide_src/source/libraries/uri.rst b/user_guide_src/source/libraries/uri.rst index ee60b77d7..cdd76e322 100644 --- a/user_guide_src/source/libraries/uri.rst +++ b/user_guide_src/source/libraries/uri.rst @@ -25,7 +25,7 @@ The segment numbers would be this: #. metro #. crime_is_up -By default the function returns FALSE (boolean) if the segment does not +By default the function returns NULL if the segment does not exist. There is an optional second parameter that permits you to set your own default value if the segment is missing. For example, this would tell the function to return the number zero in the event of -- cgit v1.2.3-24-g4f1b