PHP Manual: ArrayIterator::key


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ArrayIterator::key

(no version information, might be only in CVS)

ArrayIterator::key -- Return current array key

Description

mixed ArrayIterator::key ( void )

This function returns the current array key

Example 1. ArrayIterator::key() example

<?php
$array
= array('key' => 'value');

$arrayobject = new ArrayObject($array);
$iterator = $arrayobject->getIterator();

echo
$iterator->key(); //key
?>