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php使用cookie保存用户登录的用户名实例_PHP

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Release： 2016-05-31 13:17:48
Original
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本文实例讲述了php使用cookie保存用户登录的用户名的方法。分享给大家供大家参考。具体实现方法如下：

用户登录文件：login.php

代码如下:



用户登录


function getCookieUsername(){
 if(empty($_COOKIE['username'])){
  return "";
 }else{
  return $_COOKIE['username'];
 }
}
?>

用户名：

密码：

是否保存用户名：




后台文件：admin.php

代码如下:

if(!empty($_POST['sub']) && $_POST['username']=="admin"){
 echo "欢迎".$_POST['username']." 登录成功";
 if(!empty($_POST['yes'])){
  setCookie("username",$_POST['username'],time()+3600*24*30);
 }else{
  setCookie("username","",time()-10);
 }
}else{
 echo "你的账号错误，请重新输入
";
}
echo "返回登录页面";
?>

希望本文所述对大家的php程序设计有所帮助。

Related labels：
cookie php keep user Log in
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