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Dec 18th, 2018
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  1. <?php
  2. session_start();
  3. $user = isset($_POST['user']) ? $_POST['user'] : false;
  4. $pass = isset($_POST['pass']) ? $_POST['pass'] : false;
  5. $loggedin = isset($_SESSION['loggedin']) ? $_SESSION['loggedin'] : false;
  6.  
  7. if($user && $pass)
  8. $_SESSION['loggedin'] = true;
  9.  
  10. if(isset($_POST['logout']))
  11. $_SESSION['loggedin'] = false;
  12.  
  13. if($loggedin)
  14. {?>
  15.  
  16. // user is logged
  17. <form name="logout" method="post">
  18. <input type="text" value="true" name="logout" hidden>
  19. <button>logout</button>
  20. </form>
  21.  
  22. <?php } else { ?>
  23.  
  24. // user is not logged
  25.  
  26.  
  27. <form name="login" method="post">
  28. user:<br>
  29. <input type="text" name="user"><br>
  30. pass:<br>
  31. <input type="text" name="pass">
  32. <button>submit</button>
  33. </form>
  34. <?php } ?>
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