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