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PHP - Ds Deque last() Function



Ds\Deque::last() function can return the last value.

Syntax

public mixed Ds\Deque::last( void )

Ds\Deque::last() function doesn't have any parameters.

Ds\Deque::last() function can return the last value in the deque and throw UnderflowException if empty.

Example 1

<?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());
?>

Example 2

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