FilesystemIterator
PHP Manual

FilesystemIterator::__construct

(PHP 5 >= 5.3.0, PHP 7)

FilesystemIterator::__construct — Constructs a new filesystem iterator

说明

public FilesystemIterator::__construct ( string $path [, int $flags = FilesystemIterator::KEY_AS_PATHNAME | FilesystemIterator::CURRENT_AS_FILEINFO | FilesystemIterator::SKIP_DOTS ] )

Constructs a new filesystem iterator from the path.

参数

path

The path of the filesystem item to be iterated over.

flags

Flags may be provided which will affect the behavior of some methods. A list of the flags can found under FilesystemIterator predefined constants. They can also be set later with FilesystemIterator::setFlags()

返回值

没有返回值。

错误／异常

Throws an UnexpectedValueException if the path cannot be found.

范例

Example #1 FilesystemIterator::__construct() example

<?php
$it = new FilesystemIterator(dirname(__FILE__));
foreach ($it as $fileinfo) {
    echo $fileinfo->getFilename() . "\n";
}
?>

以上例程会输出：

apples.jpg
banana.jpg
example.php

参见

FilesystemIterator
PHP Manual