PHP | Ds\Queue::clear() Function

PHP Ds\Queue::clear() 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\Queue::clear() Function.

The built-in PHP Ds\Queue::clear() function is used to remove all values from a queue.

Syntax

Following below is the syntax to use this function -

public void Ds\Queue::clear( void )


Parameter Details

This built-in PHP function does not have any parameters.

Return Value

This function does not return any value.

Example

Try out the following example below -

<?php  
   $queue = new \Ds\Queue();  
  
   $queue->push("Web"); 
   $queue->push("Design"); 
   $queue->push("Tutorialz"); 
   $queue->push("Nigeria"); 
  
   echo "The initial queue is: \n"; 
   print_r($queue); 
  
   $queue->clear(); 
  
   echo "\n The queue after clear() function is: \n"; 
   print_r($queue); 
?>


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 Ds\Queue::__construct Function.

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