From ea467e72d72e9eb7cd140816ee8d7abd900b2629 Mon Sep 17 00:00:00 2001
From: mark_story <mark@mark-story.com>
Date: Wed, 17 Oct 2012 17:23:08 -0400
Subject: [PATCH] Swap isset() for array_key_exists()

Fixes #3283
---
 lib/Cake/Controller/Controller.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Cake/Controller/Controller.php b/lib/Cake/Controller/Controller.php
index 978dade8420..8b309899865 100644
--- a/lib/Cake/Controller/Controller.php
+++ b/lib/Cake/Controller/Controller.php
@@ -796,7 +796,7 @@ public function redirect($url, $status = null, $exit = true) {
  * @return array Array with keys url, status and exit
  */
 	protected function _parseBeforeRedirect($response, $url, $status, $exit) {
-		if (is_array($response) && isset($response[0])) {
+		if (is_array($response) && array_key_exists(0, $response)) {
 			foreach ($response as $resp) {
 				if (is_array($resp) && isset($resp['url'])) {
 					extract($resp, EXTR_OVERWRITE);