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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Login</title> | |
| </head> | |
| <body> | |
| <section> | |
| <div id="message"></div> | |
| <form id="loginform" method="POST"> | |
| <p>Username: <input type="text" id="username" name="username" size=25 /></p> | |
| <p>Password: <input type="password" id="password" name="password" size=25 /></p> | |
| <button id="login" type="submit" name="submit">Login</button> | |
| </form> | |
| <div id="message"></div> | |
| </section> | |
| <script | |
| src="https://code.jquery.com/jquery-3.2.1.min.js" | |
| integrity="sha256-hwg4gsxgFZhOsEEamdOYGBf13FyQuiTwlAQgxVSNgt4=" | |
| crossorigin="anonymous"></script> | |
| <script> | |
| $('#login').click ( function() { | |
| $.ajax({ | |
| type: "POST", | |
| url: 'login.php', | |
| data: $('#loginform').serialize(), | |
| dataType: 'json', | |
| success: function(data) { | |
| //alert(data.message); | |
| //print into ( <div id="message"></div>) on file html. | |
| if (data.result == 'success') { | |
| $('#message').html('success'); | |
| } else { | |
| $('#message').html('fail'); | |
| } | |
| }, | |
| error: function(d) { | |
| $('#message').html('error'); | |
| } | |
| }); | |
| return false; | |
| }) | |
| </script> | |
| </body> | |
| </html> |
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| <?php | |
| $users = array( | |
| 0 => array( | |
| "username" => "admin", | |
| "password" => "admin", | |
| ), | |
| 1 => array( | |
| "username" => "demo", | |
| "password" => "demo", | |
| ), | |
| ); | |
| for ( $i=0; $i< count($users) ; $i++ ){ | |
| if ( isset($_POST['username'])&& isset($_POST['password']) ) { | |
| // Please check this code | |
| if ( $_POST['username'] == $users[$i]['username'] && $_POST['password'] == $users[$i]['password'] ) { | |
| $data = array('result' => 'success', 'message' => 'Message sent from server'); | |
| echo json_encode($data); | |
| // Please check this code | |
| return; | |
| } | |
| } | |
| } | |
| $data = array('result' => 'fail', 'message' => 'Message not sent from server'); | |
| echo json_encode($data); | |
| return; |
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