DirectoryIterator::valid

(PHP 5, PHP 7)

DirectoryIterator::validCheck whether current DirectoryIterator position is a valid file

Descrizione

public DirectoryIterator::valid ( ) : bool

Check whether current DirectoryIterator position is a valid file.

Elenco dei parametri

Questa funzione non contiene parametri.

Valori restituiti

Returns TRUE if the position is valid, otherwise FALSE

Esempi

Example #1 A DirectoryIterator::valid() example

<?php
$iterator 
= new DirectoryIterator(dirname(__FILE__));

// Loop to end of iterator
while($iterator->valid()) {
    
$iterator->next();
}

$iterator->valid(); // FALSE
$iterator->rewind(); 
$iterator->valid(); // TRUE

?>

Vedere anche:

add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top