From 5abf4bfe1bf4458f92af047e0939fd0fb8c4d903 Mon Sep 17 00:00:00 2001
From: Peter Westwood <westi@git.wordpress.org>
Date: Wed, 18 Jun 2008 06:48:48 +0000
Subject: [PATCH] Move another sizeof out of the loop. See #7147.

git-svn-id: https://develop.svn.wordpress.org/trunk@8118 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/classes.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/wp-includes/classes.php b/wp-includes/classes.php
index 43918da3cb..289b27edcd 100644
--- a/wp-includes/classes.php
+++ b/wp-includes/classes.php
@@ -510,12 +510,14 @@ class Walker {
 		if ( !$top_level_elements ) {
 
 			$root = $children_elements[0];
-			for ( $i = 0; $i < sizeof( $children_elements ); $i++ ) {
+			$num_elements = sizeof($children_elements);
+			for ( $i = 0; $i < $num_elements; $i++ ) {
 
 				$child = $children_elements[$i];
 				if ($root->$parent_field == $child->$parent_field ) {
 					$top_level_elements[] = $child;
 					array_splice( $children_elements, $i, 1 );
+					$num_elements--;
 					$i--;
 				}
 			}