一 代码
conn.php
<?php
$conn = mysql_connect("localhost","root","root") or die("数据库错误".mysql_error());
mysql_select_db("db_database21",$conn) or die("数据库错误".mysql_error());
mysql_query("set names gb2312");
?>
index.php
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>使用md5对用户注册密码进行加密</title>
<style type="text/css">
<!--
body,td,th {
font-size: 12px;
}
body {
margin-left: 10px;
margin-top: 10px;
margin-right: 10px;
margin-bottom: 10px;
}
.STYLE1 {
font-size: 14px;
font-weight: bold;
}
-->
</style>
</head>
<body>
<table width="777" height="587" border="0" align="center" cellpadding="0" cellspacing="0" background="images/bg.jpg">
<tr>
<td width="149" height="200"> </td>
<td width="448"> </td>
<td width="158"> </td>
</tr>
<tr>
<td height="187"> </td>
<td align="center" valign="middle"> <form id="form1" name="form1" method="post" action="index_ok.php">
<table height="160" border="0" cellpadding="0" cellspacing="0">
<tr>
<td width="83" height="30" align="right" valign="middle" scope="col"><span class="STYLE1">用户名：</span></td>
<td width="267" height="30" align="left" valign="middle" scope="col"><label for="textfield"></label>
<input name="username" type="text" id="username" size="24" /></td>
<td width="25" align="center" valign="middle" scope="col"> </td>
</tr>
<tr>
<td height="30" align="right" valign="middle" class="STYLE1" scope="col">密码：</td>
<td height="30" align="left" valign="middle" scope="col"><input name="password" type="password" id="password" size="25" /></td>
<td align="center" valign="middle" scope="col"> </td>
</tr>
<tr>
<td height="30" align="right" valign="middle" class="STYLE1" scope="col">地址：</td>
<td height="30" align="left" valign="middle" scope="col"><input name="address" type="text" id="address" size="35" /></td>
<td align="center" valign="middle" scope="col"> </td>
</tr>
<tr>
<td height="30" align="right" valign="middle" class="STYLE1" scope="col">电话：</td>
<td height="30" align="left" valign="middle" scope="col"><input name="tel" type="text" id="tel" size="20" /></td>
<td align="center" valign="middle" scope="col"> </td>
</tr>
<tr>
<td height="40" colspan="3" align="center" valign="middle" scope="col"><input type="image" name="imageField" src="images/bg2.JPG" />
<input type="image" name="imageField2" src="images/bg1.JPG" onclick="form.reset();return false;" /></td>
</tr>
</table>
</form>
</td>
<td> </td>
</tr>
<tr>
<td height="200"> </td>
<td> </td>
<td> </td>
</tr>
</table>
</body>
</html>
index_ok.php
<?php
include("conn/conn.php");
if(trim($_POST[username])!= "" and trim($_POST[password])!= "" and trim($_POST[tel])!=""){
$pwd = md5($_POST[password]);
$sql = "insert into tb_user(username,password,address,explains)values('".$_POST[username]."','".$pwd."','".$_POST[address]."','".$_POST[tel]."')";
$result = mysql_query($sql,$conn);
if($result){
echo "<font color='red'>注册成功。</font>";
}else{
echo "<font color='green'>注册失败!</font>";
}
}else{
echo "请认真填写用户名和密码！";
}
?>
二 运行结果
注册成功。
数据库数据如下：
