Ticket #16895: 16895.diff

wp-includes/functions.php

@@ -3092 +3092 @@
  * @return array
  */
 function wp_list_pluck( $list, $field ) {
+        $field_values = array();
         foreach ( $list as $key => $value ) {
                 $value = (array) $value;
-                $list[ $key ] = $value[ $field ];
+                $field_values[ $key ] = $value[ $field ];
         }
 
-        return $list;
+        return $field_values;
 }
 
 /**