ArrayIterator::valid

(PHP 5 >= 5.1.0)

ArrayIterator::valid — Check whether array contains more entries

Descripción

bool ArrayIterator::valid ( void )

Checks if the array contains any more entries.

Lista de parámetros

This function has no parameters.

Valores retornados

No value is returned.

Ejemplos

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());
?>