Shift-3

This example will display all the array element one by one after calling shift function. See the code snippet:

<!DOCTYPE html>
<html>
<head>
<title>Welcome to LearnKode - A code learning platform</title>
</head>
<body>
  <script>
      var array = new Array(20, 31, 2);
      while (array .length > 0)
       {
          var result = array.shift();
          document.write (result.toString() + " ");
       }
      </script>

</body>
</html>

Output