user_ck.php

应用开发详解应用开发详解应用开发详解应用开发详解

<?php
include("conn.php");
	//璁剧疆椤甸潰缂栫爜
header("Content-type:text/html;charset=UTF-8");
$username=trim($_GET["username"]);
$conn=mysql_open();
$sql="select * from shop_users where user_name='$username'";
$query=mysql_query($sql);
$rst=mysql_fetch_object($query);
mysql_close($conn);
if ($rst==false)
{
echo 'false';
}
else
{
echo 'true';
}
?>