protected $objectCaches = [
'xcache' => 'xcache_get',
'apc' => 'apc_fetch',
+ 'apcu' => 'apcu_fetch',
'wincache' => 'wincache_ucache_get'
];
/**
* Determine if LocalSettings.php exists. If it does, return its variables.
*
- * @return array
+ * @return array|false
*/
public static function getExistingLocalSettings() {
global $IP;
/**
* Convert a hex string representing a Unicode code point to that code point.
* @param string $c
- * @return string
+ * @return string|false
*/
protected function unicodeChar( $c ) {
$c = hexdec( $c );