在php中实现MySql相同前缀数据表的批量删除

<form id="form1" name="form1" method="post" action="<?php echo $PHP_SELF; ?>?

action=kill">

<table width="425" border="0" align="center">

<tr>

<td height="46" colspan="2" align="center"><p>批量删除MySQL数据库相同前缀的数

据表 by <a href="http://www.3ppt.com" target="_blank">sudu8</a></p></td>

</tr>

<tr>

<td width="103">ip地址</td>

<td width="306" height="26"><label>

<input name="ip" type="text" id="ip" value="localhost" />

</label></td>

</tr>

<tr>

<td height="25">数据库账号</td>

<td height="26"><label>

<input type="text" name="user" id="user" />

</label></td>

</tr>

<tr>

<td>数据库密码</td>

<td height="26"><label>

<input type="text" name="pass" id="pass" />

</label></td>

</tr>

<tr>

<td>数据库</td>

<td height="26"><label>

<input type="text" name="db" id="db" />

</label></td>

</tr>

<tr>

<td>要删除的前缀</td>

<td height="26"> <label>

<input type="text" name="qz" id="qz" />

</label>（ 例如：bbs_  ）</td>

</tr>

<tr>

<td height="67" colspan="2" align="center"> <label>

<input type="submit" name="tijiao" id="tijiao" value="开始删除" />

</label></td>

</tr>

</table>

</form>

<?php

if(@$_GET["action"]=="kill"){

if (empty($_POST['ip']))

echo "您没有填写IP地址";

echo "<br>";

if (empty($_POST['user']))

echo "您没有填写用户名";

echo "<br>";

if (empty($_POST['pass']))

echo "您没有填写密码";

echo "<br>";

if (empty($_POST['db']))

echo "您没有填写数据库";

echo "<br>";

if (empty($_POST['qz']))

echo "您没有填写前缀";

echo "<br>";

$ip=$_POST['ip'];

$user=$_POST['user'];

$pass=$_POST['pass'];

$db=$_POST['db'];

$qz=$_POST['qz'];

$conn=mysql_connect($ip,$user,$pass);

if (!$conn){

die ("数据库连接出错！ www.3ppt.com ");

}

mysql_connect($ip,$user,$pass);

mysql_select_db($db);

$rs=mysql_query('show tables');

while($arr=mysql_fetch_array($rs)){

$TF=strpos($arr[0],$qz);

if($TF===0){

$FT=mysql_query("drop table $arr[0]");

if($FT){

echo "$arr[0] 删除成功！<br>";

}

}

}

}

?>