SPL Functions
PHP Manual

iterator_count

Count the elements in an iterator

Description

int iterator_count ( Traversable $iterator )

Count the elements in an iterator.

Parameters

iterator

The iterator being counted.

Return Values

The number of elements in iterator.

Examples

Example #1 iterator_count example

<?php
$iterator = new ArrayIterator(array('recipe'=>'pancakes', 'egg', 'milk', 'flour'));
var_dump(iterator_count($iterator));
?>

The above example will output:

int(4)