[ci skip] Add return types to library docs

1 files changed, 23 insertions, 26 deletions

diff --git a/user_guide_src/source/libraries/config.rst b/user_guide_src/source/libraries/config.rst
index 8663324f2..b31815799 100644
--- a/user_guide_src/source/libraries/config.rst
+++ b/user_guide_src/source/libraries/config.rst
@@ -184,47 +184,44 @@ Class Reference
 
 	.. method:: item($item[, $index=''])
 
-		:param string $item: config item name
-		:param string $index: index name, if the item is an element in a config
-			item that is itself an array.
-		:returns: mixed - the config item or FALSE if it does not exist
+		:param	string	$item: Config item name
+		:param	string	$index: Index name
+		:returns:	Config item value or NULL if not found
+		:rtype:	mixed
 
 		Fetch a config file item.
 
-
 	.. method:: set_item($item, $value)
 
-		:param string $item: config item name
-		:param string $value: config item value
-		:returns: void
+		:param	string	$item: Config item name
+		:param	string	$value: Config item value
+		:rtype:	void
 
 		Sets a config file item to the specified value.
 
-
 	.. method:: slash_item($item)
 
-		:param string $item: config item name
-		:returns: moxied - the config item (slashed) or FALSE if it does not exist
+		:param	string	$item: config item name
+		:returns:	Config item value with a trailing forward slash or NULL if not found
+		:rtype:	mixed
 
-		This method is identical to :meth:item:, except it appends a forward
+		This method is identical to ``item()``, except it appends a forward
 		slash to the end of the item, if it exists.
 
-
 	.. method:: load([$file = ''[, $use_sections = FALSE[, $fail_gracefully = FALSE]]])
 
-		:param string $file: Configuration file name
-		:param bool $use_sections: Whether config values shoud be loaded into
-			their own section (index of the main config array)
-		:param bool $fail_gracefully: Whether to return FALSE or to display an
-			error message
-		:returns: bool
+		:param	string	$file: Configuration file name
+		:param	bool	$use_sections: Whether config values shoud be loaded into their own section (index of the main config array)
+		:param	bool	$fail_gracefully: Whether to return FALSE or to display an error message
+		:returns:	TRUE on success, FALSE on failure
+		:rtype:	bool
 
 		Loads a configuration file.
 
-
 	.. method:: site_url()
 
-		:returns: string
+		:returns:	Site URL
+		:rtype:	string
 
 		This method retrieves the URL to your site, along with the "index" value
 		you've specified in the config file.
@@ -232,10 +229,10 @@ Class Reference
 		This method is normally accessed via the corresponding functions in the
 		:doc:`URL Helper </helpers/url_helper>`.
 
-
 	.. method:: base_url()
 
-		:returns: string
+		:returns:	Base URL
+		:rtype:	string
 
 		This method retrieves the URL to your site, plus an optional path such
 		as to a stylesheet or image.
@@ -243,9 +240,9 @@ Class Reference
 		This method is normally accessed via the corresponding functions in the
 		:doc:`URL Helper </helpers/url_helper>`.
 
-
 	.. method:: system_url()
 
-		:returns: string
+		:returns:	URL pointing at your CI system/ directory
+		:rtype:	string
 
-		This method retrieves the URL to your system folder.
+		This method retrieves the URL to your CodeIgniter system/ directory.
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