摘要： 1.DB.php<?php 002 Class DB { 003 004 private $link_id; 005 private $handle; 006 private $is_log; 007 private $time; 008 009 //构造函数 010 public function __construct() { 011 $this->time = $this->microtime_float(); 012 require_once("config.db.php");... 阅读全文