ArrayIterator::valid

(PHP 5, PHP 7)

ArrayIterator::validCheck whether array contains more entries

Description

public ArrayIterator::valid ( ) : bool

Checks if the array contains any more entries.

Parameters

This function has no parameters.

Return Values

Returns true if the iterator is valid, otherwise false

Examples

Example #1 ArrayIterator::valid() example

<?php
$array = array('1' => 'one');

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

var_dump($iterator->valid()); //bool(true)

$iterator->next(); // advance to the next item

//bool(false) because there is only one array element
var_dump($iterator->valid());
?>

© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/arrayiterator.valid.php