public static function close() { foreach (self::$_dbs as $k => $db) { // $db->free(); $db->close(); } self::$_dbs = array(); }
/** * 释放所有DB连接 * * @return void */ public static function disconnect() { if (self::$_dbs && is_array(self::$_dbs)) { foreach (self::$_dbs as $db) { $db->disconnect(); } self::$_dbs = null; } }