config->item() now returns NULL instead of FALSE when the required item doesn't exist.

Uniformization with other functions. This also brings the ability to properly use booleans in configuration.

1 files changed, 13 insertions, 6 deletions

diff --git a/user_guide_src/source/installation/upgrade_300.rst b/user_guide_src/source/installation/upgrade_300.rst
index 3e8307cfc..0eafaf9cd 100644
--- a/user_guide_src/source/installation/upgrade_300.rst
+++ b/user_guide_src/source/installation/upgrade_300.rst
@@ -145,22 +145,29 @@ regular expression::
 	(.+)	// matches ANYTHING
 	(:any)	// matches any character, except for '/'
 
+*************************************************
+Step 10: Check the calls to config->item() method
+*************************************************
+
+This method now returns NULL instead of FALSE when the required config
+item doesn't exist.
+
 *****************************************************************************
-Step 10: Check the calls to Array Helper's element() and elements() functions
+Step 11: Check the calls to Array Helper's element() and elements() functions
 *****************************************************************************
 
 The default return value of these functions, when the required elements
 don't exist, has been changed from FALSE to NULL.
 
 ***********************************************************************
-Step 11: Check the calls to Directory Helper's directory_map() function
+Step 12: Check the calls to Directory Helper's directory_map() function
 ***********************************************************************
 
 In the resulting array, directories now end with a trailing directory
 separator (i.e. a slash, usually).
 
 *************************************************************
-Step 12: Update usage of Database Forge's drop_table() method
+Step 13: Update usage of Database Forge's drop_table() method
 *************************************************************
 
 Up until now, ``drop_table()`` added an IF EXISTS clause by default or it didn't work
@@ -182,7 +189,7 @@ If your application relies on IF EXISTS, you'll have to change its usage.
 	all drivers with the exception of ODBC.
 
 ***********************************************************
-Step 13: Change usage of Email library with multiple emails
+Step 14: Change usage of Email library with multiple emails
 ***********************************************************
 
 The :doc:`Email Library <../libraries/email>` will automatically clear the
@@ -197,7 +204,7 @@ pass FALSE as the first parameter in the ``send()`` method:
  	}
 
 ***************************************************
-Step 14: Update your Form_validation language lines
+Step 15: Update your Form_validation language lines
 ***************************************************
 
 Two improvements have been made to the :doc:`Form Validation Library
@@ -228,7 +235,7 @@ files and error messages format:
 	later.
 
 ****************************************************************
-Step 15: Remove usage of (previously) deprecated functionalities
+Step 16: Remove usage of (previously) deprecated functionalities
 ****************************************************************
 
 In addition to the ``$autoload['core']`` configuration setting, there's a