title: Fatal error: Can't use function return value in write context
body: <p>When I did the following php code, it gives me an error on line 2:</p>
  
  <blockquote>
    <p>Fatal error: Can't use function return value in write context</p>
  </blockquote>
  
  <p>Please help, thanks!</p>
  
  <p>here is my code:</p>
  
  <pre><code>1. include_once 'functions.php';
  2. if (isset($_GET('view'))) {
  3.   if (!isset($_SESSION['uniid'])) {
  4.     die("&lt;h1&gt;sorry, no access!&lt;/h1&gt;");
  5.     $login = false;
  6.   }
  7.   $login = true;
  8. }
  </code></pre>