php会员登录模块是网站开发中很简单的一个模块，本实例主要给php初学者一个简单的参考，其中的逻辑还是要读者自己领会，多编多思考。login.php文件
<?php ob_start(); session_start();?><? // error_reporting(E_ALL); // ini_set("display_errors", 1);?><html lang="en"> <head> <title>Tutorialspoint.com</title> <link href="css/bootstrap.min.css" rel="stylesheet"> <style> body { padding-top: 40px; padding-bottom: 40px; background-color: #ADABAB; } .form-signin { max-width: 330px; padding: 15px; margin: 0 auto; color: #017572; } .form-signin .form-signin-heading, .form-signin .checkbox { margin-bottom: 10px; } .form-signin .checkbox { font-weight: normal; } .form-signin .form-control { position: relative; height: auto; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; padding: 10px; font-size: 16px; } .form-signin .form-control:focus { z-index: 2; } .form-signin input[type="email"] { margin-bottom: -1px; border-bottom-right-radius: 0; border-bottom-left-radius: 0; border-color:#017572; } .form-signin input[type="password"] { margin-bottom: 10px; border-top-left-radius: 0; border-top-right-radius: 0; border-color:#017572; } h2{ text-align: center; color: #017572; } </style> </head> <body> <h2>Enter Username and Password</h2> <div class="container form-signin"> <?php $msg = ""; if (isset($_POST["login"]) && !empty($_POST["username"]) && !empty($_POST["password"])) { if ($_POST["username"] == "tutorialspoint" && $_POST["password"] == "1234") { $_SESSION["valid"] = true; $_SESSION["timeout"] = time(); $_SESSION["username"] = "tutorialspoint"; echo "You have entered valid use name and password"; } else { $msg = "Wrong username or password"; } } ?> </div> <!-- /container --> <div class="container"> <form class="form-signin" role="form" action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>" method="post"> <h4 class="form-signin-heading"><?php echo $msg; ?></h4> <input type="text" class="form-control" name="username" placeholder="username = tutorialspoint" required autofocus></br> <input type="password" class="form-control" name="password" placeholder="password = 1234" required> <button class="btn btn-lg btn-primary btn-block" type="submit" name="login">Login</button> </form> Click here to clean <a href="logout.php" tite="Logout">Session. </div> </body></html>Logout.php文件
<?php session_start(); unset($_SESSION["username"]); unset($_SESSION["password"]); echo "You have cleaned session"; header("Refresh: 2; URL=login.php");?>以上就是本文的全部内容，希望对大家的学习有所帮助。
