PHP | Ds\Deque::last() Function

Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP Ds Deque last() Function.

The built-in PHP Ds Deque last() function can return the last value in the deque.

Parameter Details

This PHP function have no parameter.

Syntax

Following below is the syntax to use this function -

public mixed Ds\Deque::last( void )

READ: PHP | Ds\Deque::jsonSerialize() Function

Return Value

This PHP function returns the last value in the deque. This PHP function can throw an UnderflowException if empty.

Example1

Try out the below example -

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

Example2

Try the following example -

<?php 
   $deque = new \Ds\Deque(["Web", "Design", "Tutorialz"]); 
   echo("The elements in the deque: \n"); 
   print_r($deque); 
   
   echo("The last element in the deque:"); 
   print_r($deque->last());
?>

READ: PHP | Ds\Deque::find() Function

Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the PHP Ds Deque map() Function.

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