public void Ds\Deque::clear( void )

<?php 
   deque = new \Ds\Deque([1, 2, 3, 4, 5, 6]);   echo("The elements in the deque:");   print_r(deque); 

   deque->clear();   print_r(deque); 
?>

<?php 
   deque = new \Ds\Deque(["Tutorials", "Point", "Tutorix"]);   echo("The elements in deque:");   print_r(deque); 

   deque->clear();   echo("After clearing the elements:");   print_r(deque); 
?>