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001.html
<html> <head><title>user log</title> <meta http-equiv="content-type" content="text/html;charset:utf-8"> </head> <body> <form method="post" action="001.php"> 用户名：<input type="text" name="user_name" required="required" placeholder="请填写用户名">//html5表单属性 密码：<input type="password" name="pwd" required="required" placeholder="********">//html5表单属性 <input type="submit" name="submit" value="log"> </form> </body> </html>
001.php
<html> <title>Welcome!!!</title> <body> <?php $name=$_POST['user_name']; $pwd=$_POST['pwd']; ?> <p align='center'> Welcome new customer! </p> <p align='center'> Your username is <?php echo $name; ?><br> Your password is <?php echo $pwd; ?><br> </p> <!--$_SERVER比较常用的字段--> <p align='center'>根文件位于：<?php echo dirname($_SERVER["PHP_SELF"]) ?><br> 服务器名称：<?php echo $_SERVER["SERVER_NAME"] ?><br> 用的软件是：<?php echo $_SERVER["SERVER_SOFTWARE"] ?><br> http协议：<?php echo $_SERVER["SERVER_PROTOCOL"] ?><br> 数据提交方法：<?php echo $_SERVER["REQUEST_METHOD"]." 接受请求的时间:".date('Y-m-d H:i:s',$_SERVER["REQUEST_TIME"]) ?><br> 文件目录是：<?php echo $_SERVER["DOCUMENT_ROOT"] ?><br> 代理：<?php echo $_SERVER["HTTP_USER_AGENT"] ?><br> IP地址：<?php echo $_SERVER["REMOTE_ADDR"] ?> </p> <!--服务器变量$_SERVER数组全部--> <table width='100%' border='1'> <?php foreach($_SERVER as $key=>$value){ echo <<<EOT <tr> <td width='25%'>$key</td> <td>$value</td> </tr> EOT; } ?> </table> </body> </html>
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