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php -- Cookie

----- 013-form.html -----

 1 <!DOCTYPE html>
 2 <html>
 3 <head>
 4     <meta http-equiv="content-type" content="text/html; charset=utf-8">
 5     <title>一个PHP网页</title>
 6 </head>
 7 <body>
 8 <center>
 9     <form action="013-cookie.php">
10         用户名:<input type="text" name="username"/><br/>
11&nbsp;&nbsp;码:<input type="text" name="password"/><br/>
12         <input type="submit" name="submit" value="登录"/>
13         <input type="reset" name="reset" value="重置"/>
14     </form>
15 </center>
16 </body>
17 </html>

----- 013-cookie.php -----

 1 <?php
 2     setcookie("username", $_GET[‘username‘], time()+3600);
 3     setcookie("password", $_GET[‘password‘], @mktime(0,0,0,1,1,2015));//UNIX时间戳 2015.1.1过期
 4     //设置Cookie前不可以传送任何一个字符甚至是一个空格
 5 ?>
 6 <!DOCTYPE html>
 7 <html>
 8 <head>
 9     <meta http-equiv="content-type" content="text/html; charset=utf-8">
10     <title>一个PHP网页</title>
11 </head>
12 <body>
13 <?php
14     print_r($_COOKIE);echo "<br/>";
15     print_r($_GET);
16     echo "现在的Cookie内容是:<br>";
17     echo "用户名:", $_COOKIE[‘username‘], "<br/>";
18     echo "密码:", $_COOKIE[‘password‘], "<br/>";
19 ?>
20 </body>
21 </html>