php数据访问例子:租房信息管理,具体内容如下 1.数据库建表 2. zufangzi.php <body> 租房子 <form action="zufangzi.php" method="post"> 区域:<input type="checkbox" name="qx" onclick="quanxuan(this,'qy')" />全选 <?php require "DBDA.class1.php"; $db = new DBDA(); $sqy = "select distinct a