From 1e30a12eb5354d05015dee9161fc3bf6aaadff51 Mon Sep 17 00:00:00 2001
From: rob1n <rob1n@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Wed, 9 May 2007 04:19:19 +0000
Subject: [PATCH] Bit of clean-up.

git-svn-id: http://svn.automattic.com/wordpress/trunk@5415 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/functions.php | 25 ++++++++++++++-----------
 1 file changed, 14 insertions(+), 11 deletions(-)

diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index 5c5c2a584..7149c0aeb 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -1490,21 +1490,24 @@ function smilies_init() {
 }
 
 function wp_parse_args( $args, $defaults = '' ) {
-	if ( is_array($args) ) :
+	if ( is_array( $args ) ) {
 		$r =& $args;
-	else :
+	} else {
 		parse_str( $args, $r );
-		if ( get_magic_quotes_gpc() )
+		if ( get_magic_quotes_gpc() ) {
 			$r = stripslashes_deep( $r );
-	endif;
-
-	if ( is_array($defaults) ) :
-		extract($defaults);
-		extract($r);
-		return compact(array_keys($defaults)); // only those options defined in $defaults
-	else :
+		}
+	}
+	
+	if ( is_array( $defaults ) ) {
+		extract( $defaults );
+		extract( $r );
+		// Note: this only returns the variables that were in $defaults 
+		// to begin with. All other variables are discarded.
+		return compact( array_keys( $defaults ) );
+	} else {
 		return $r;
-	endif;
+	}
 }
 
 function wp_maybe_load_widgets() {