PHP - Ds Deque count() Function

Ds\Deque::count() function can be used to get the number of elements in the Deque.

Syntax

public Ds\Deque::count( void ) : int

Ds\Deque::count() function doesn't have any parameters. This function can return the number of elements in the Deque.

Example 1

<?php 
   $deque = new \Ds\Deque([1, 2, 3, 4, 5]); 
   echo("The elements in the deque: \n"); 
   print_r($deque); 
   
   echo("\n The number of elements in the deque: "); 
   print_r($deque->count()); 
?> 

Example 2

<?php 
   $deque = new \Ds\Deque(["Tutorials", "Point", "Tutorix"]); 
   echo("The elements in the deque: \n"); 
   print_r($deque); 
   
   echo("\n The number of elements in the deque: "); 
   print_r($deque->count()); 
?>