DirectoryIterator
PHP Manual

DirectoryIterator::valid

(PHP 5)

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

설명

public bool DirectoryIterator::valid ( void )

Check whether current DirectoryIterator position is a valid file.

인수

이 함수는 인수가 없습니다.

반환값

Returns TRUE if the position is valid, otherwise FALSE

예제

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

?>

참고


DirectoryIterator
PHP Manual