From aa574da3db3128d4e2aad92146a55cccab7d59c0 Mon Sep 17 00:00:00 2001
From: Andrew Ozz <azaozz@git.wordpress.org>
Date: Sun, 8 Feb 2009 04:16:58 +0000
Subject: [PATCH] Fix PHP notice in force_balance_tags(), props beaulebens,
 fixes #9067

git-svn-id: https://develop.svn.wordpress.org/trunk@10523 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/formatting.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wp-includes/formatting.php b/wp-includes/formatting.php
index 166dc5294d..4aaa7ca47f 100644
--- a/wp-includes/formatting.php
+++ b/wp-includes/formatting.php
@@ -848,7 +848,7 @@ function force_balance_tags( $text ) {
 		// clear the shifter
 		$tagqueue = '';
 		// Pop or Push
-		if ($regex[1][0] == "/") { // End Tag
+		if ( isset($regex[1][0]) && '/' == $regex[1][0] ) { // End Tag
 			$tag = strtolower(substr($regex[1],1));
 			// if too many closing tags
 			if($stacksize <= 0) {