PHP | CachingIterator current() Function

The CachingIterator::current() function is an inbuilt function in PHP which is used to return the current element.

Syntax:

mixed CachingIterator::current( void )

Parameters: This function does not accept any parameters.

Return Value: This function returns the current value of CachingIterator.

Below programs illustrate the CachingIterator::current() function in PHP:

Program 1:

<?php 
    
// Declare an array 
$arr = array('G', 'e', 'e', 'k', 's'); 
    
// Create a new CachingIterator 
$cachIt = new CachingIterator( 
    new ArrayIterator($arr),  
    CachingIterator::FULL_CACHE 
); 
   
// Display the result 
foreach($cachIt as $element) { 
    echo $cachIt->current() . " "; 
} 
    
?> 

Output:

G e e k s

Program 2:

<?php 
    
// Declare an ArrayIterator 
$arr = array( 
    "a" => "Geeks", 
    "b" => "for", 
    "c" => "Geeks", 
    "d" => "Computer", 
    "e" => "Science", 
    "f" => "Portal"
); 
  
// Create a new CachingIterator 
$cachIt = new CachingIterator( 
    new ArrayIterator($arr),  
    CachingIterator::FULL_CACHE 
); 
  
// Display the result 
foreach($cachIt as $element) { 
    echo $cachIt->current() . "\n"; 
} 
    
?> 

Output:

Geeks
for
Geeks
Computer
Science
Portal

Reference: https://www.php.net/manual/en/cachingiterator.current.php

My Personal Notes

Recommended Posts:

jit_t

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.