iterator_apply

int iterator_apply ( Traversable $iterator , callable $function [, array $args ] )

Call a function for every element in an iterator

Calls a function for every element in an iterator.


<?php
function print_caps(Iterator $iterator) {
    echo strtoupper($iterator->current()) . "\n";
    return TRUE;
}

$it = new ArrayIterator(array("Apples", "Bananas", "Cherries"));
iterator_apply($it, "print_caps", array($it));
?>



The iterator_apply Function in PHP