ArrayIterator::key
(PHP 5 >= 5.0.0, PHP 7)
ArrayIterator::key — Return current array key
Description
public mixed ArrayIterator::key ( void )
This function returns the current array key
Parameters
This function has no parameters.
Return Values
The current array key.
Examples
Example #1 ArrayIterator::key() example
<?php
$array?=?array('key'?=>?'value');
$arrayobject?=?new?ArrayObject($array);
$iterator?=?$arrayobject->getIterator();
echo?$iterator->key();?//key
?>
← ArrayIterator::getFlags
ArrayIterator::ksort →
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Licensed under the Creative Commons Attribution License v3.0 or later.
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