From 85b5a63f56b975a852900f13764561ad9e4d6c7b Mon Sep 17 00:00:00 2001
From: Dion Hulse <dd32@git.wordpress.org>
Date: Sun, 28 Mar 2010 04:19:44 +0000
Subject: [PATCH] Fix notices in post_custom(). Props sirzooro. Fixes #11839

git-svn-id: https://develop.svn.wordpress.org/trunk@13861 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/post-template.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/wp-includes/post-template.php b/wp-includes/post-template.php
index 6e8ba5efe5..0a93023add 100644
--- a/wp-includes/post-template.php
+++ b/wp-includes/post-template.php
@@ -655,12 +655,14 @@ function wp_link_pages($args = '') {
  * @since 1.5.0
  *
  * @param string $key Meta data key name.
- * @return string|array Array of values or single value, if only one element exists.
+ * @return bool|string|array Array of values or single value, if only one element exists. False will be returned if key does not exist.
  */
 function post_custom( $key = '' ) {
 	$custom = get_post_custom();
 
-	if ( 1 == count($custom[$key]) )
+	if ( !isset( $custom[$key] ) )
+		return false;
+	elseif ( 1 == count($custom[$key]) )
 		return $custom[$key][0];
 	else
 		return $custom[$key];