PHP | Ds\Deque::capacity() 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 capacity() Function.

The PHP Ds Deque capacity() function can return the current capacity.

Parameter Details

This PHP function has no parameter.

Syntax

Following below is the syntax to use this function -

public int Ds\Deque::capacity( void )

READ: PHP Ds Deque allocate() Function

Return Value

This built-in PHP function does not return any value.

Example1

Try out the below example -

<?php 
   $deque = new \Ds\Deque(); 
   echo(" The default size of deque:"); 
   var_dump($deque->capacity()); 
   
   $deque->allocate(30);  
   echo("The allocated size of deque:"); 
   var_dump($deque->capacity()); 
?> 

Example2

Try the following example -

<?php 
   $deque = new \Ds\Deque([1, 2, 3, 4, 5, 6]); 
   echo("The elements of deque:"); 
   var_dump($deque); 
   
   echo("\n The capacity of a deque:"); 
   var_dump($deque->capacity()); 
?>

READ: PHP | Ds\Deque::apply() 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 clear() Function.

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