Returns true if the $index is a named value in the registry,
or false if $index was not found in the registry.
public offsetExists ( string $index ) : boolean | ||
$index | string | Index |
return | boolean |
/** * Returns true if the $index is a named value in the registry, * or false if $index was not found in the registry. * * @param string $index Index * * @return boolean */ public static function isRegistered($index) { if (self::$registry === null) { return false; } return self::$registry->offsetExists($index); }