a.html -------------utf-8格式保存
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<form name=frm1 action=b.php method="post">
<b>添加 </b>
<table>
<tr> <td>用户名 </td> <td> <input type=text name=tx_name> </td> </tr>
<tr> <td>密码 </td> <td> <input type=text name=tx_pwd> </td> </tr>
<tr> <td align=right> <input type=submit value=提交> </td> </tr>
</table>
</form>
b.php
<?
$mysql_host='localhost';
$mysql_username='root';
$mysql_password='123456';
$mysql_db='test';
$sys_data_conn=mysql_connect("$mysql_host","$mysql_username","$mysql_password");
$sys_data=mysql_select_db("$mysql_db") or die(mysql_error());
$strtemp=$_POST[tx_name];///////////入库时，有汉字就乱码；此处必须按下面这样写，进入数据库的tx_name值才能不乱码
//$strtemp=iconv("utf-8","gb2312",$_POST[tx_name]);
$str="insert into st_user(sta_name,sta_pwd) values('$strtemp','".md5($_POST[tx_pwd])."')";
mysql_query($str) or die($str);
echo " <script>this.
