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
$arr = array ( 'G' , 'e' , 'e' , 'k' , 's' );
$cachIt = new CachingIterator(
new ArrayIterator( $arr ),
CachingIterator::FULL_CACHE
);
foreach ( $cachIt as $element ) {
echo $cachIt ->current() . " " ;
}
?>
|
Program 2:
<?php
$arr = array (
"a" => "Geeks" ,
"b" => "for" ,
"c" => "Geeks" ,
"d" => "Computer" ,
"e" => "Science" ,
"f" => "Portal"
);
$cachIt = new CachingIterator(
new ArrayIterator( $arr ),
CachingIterator::FULL_CACHE
);
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