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
例子 1. ArrayIterator::key() example
<?php
$array = array('key' => 'value');
$arrayobject = new ArrayObject($array);
$iterator = $arrayobject->getIterator();
echo $iterator->key(); //key
?>
|
|