摘要： <?php/** * 数据库操作类 */class DB { private $link_id; private $handle; //日志文件句柄 private $is_log; private $time; public function __construct() { header("Content-type: text/html; charset=utf-8"); $this->time = $this->microtime_float(); require_once 'configs/c... 阅读全文