donglei1616 2014-06-21 15:56
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如何登录成功警报仅在登录后触发一次

<div class="row">
   <div class="small-4 small-centered columns">

        <?php if (isset($_SESSION['user'])) { ?> 

                <div data-alert class="alert-box success radius">

                  Login succesful!

                <a href="#" class="close">&times;</a></div>


         <?php } elseif (isset($_SESSION['login_error'])) { ?>

                <div data-alert class="alert-box alert round">

                  <?php print $_SESSION['login_error']; ?>

                <a href="#" class="close">&times;</a></div>


            <?php } ?>

      </div>
  </div>

When $_Session['user'] has been set I want the 'Login succesful' message to apear only once after signing in. If I refresh the page or click an anchor message will reappear , wich is to be expected . If anyone knows a better way of doing this or if it is possible only in php.

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  • douzong7283 2014-06-22 01:03
    关注

    you must set a observer value to see whether the value you want to be able to hide is active or not. this code should help.

    <?PHP 
     session_start(); 
    
     $_SESSION['login_status']=false; 
    
     ?>
    

      <div class="small-4 small-centered columns">
    
          <?php if($_SESSION['login_status']==false){  ?>
    
                  <?php if (isset($_SESSION['user'])) { ?>
    
                        <div data-alert class="alert-box success radius">
                            Login succesful!
                            <a href="#" class="close">&times;</a>
                        </div>
    
                        <?php  $_SESSION['login_status']=true;  ?>
    
    
                <?php } elseif (isset($_SESSION['login_error'])) { ?>
    
                      <div data-alert class="alert-box alert round">
    
                          <?php print $_SESSION['login_error']; ?>
    
                          <a href="#" class="close">&times;</a>
                      </div>
                <?php } ?>
    
          <?php } ?>
    
      </div>
    

    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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