Changeset 20091 for trunk/wp-includes/cache.php

Timestamp:

03/02/2012 09:57:03 PM (14 years ago)

Author:

duck_

Message:

Prevent notices by checking if the $group key isset(). See #20004.

File:

• trunk/wp-includes/cache.php (modified) (1 diff)

trunk/wp-includes/cache.php

@@ -535 +535 @@
      */
     protected function _exists($key, $group) {
-        return is_array( $this->cache[$group] ) && array_key_exists( $key, $this->cache[$group] );
+        return isset( $this->cache[$group] ) && is_array( $this->cache[$group] ) && array_key_exists( $key, $this->cache[$group] );
     }