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

The built-in PHP Ds Deque find() function can attempt to find a value's index.

Syntax

Following below is the syntax to use this function -

public mixed Ds\Deque::find( mixed $value )

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

Return Value

This built-in PHP function returns an index of the value, or FALSE if not found.

Example1

Try out the below example -

<?php 
   $deque = new \Ds\Deque([10, 20, 5, 40, 50, 8]); 
   echo("The elements in the deque: \n"); 
   print_r($deque); 
   print_r($deque->find(3));
?>

Example2

Try the following example -

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

READ: PHP | Ds\Deque::filter() 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 first() Function.

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