用PHP制作网站之登录页代码
2013-10-08 21:35 F-lower 阅读(337) 评论(0) 编辑 收藏 举报<?php
include "sitemange/include/head.php";
include "sitemange/include/cn.php";
?>
<body>
<?php
$q=$_GET["q"];
$sql="select * from ttt where usr='$q'";
$rs=mysql_query($sql);
$row=mysql_fetch_array($rs);
if ($row>0)
{
echo "用户名重复";
}
else
{
echo "用户可用";
}
?>
</body>
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