ArrayIterator::key

(PHP 5 >= 5.0.0, PHP 7)

Return current array key

public mixed ArrayIterator::key ( void )

This function returns the current array key

Returns:

The current array key.

Examples:

ArrayIterator::key() example

<?php
$array = array('key' => 'value');
 
$arrayobject = new ArrayObject($array);
$iterator = $arrayobject->getIterator();
 
echo $iterator->key(); //key
?>

Links:

http://php.net/manual/en/arrayiterator.key.php

doc_php

2025-01-10 15:47:30

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