FilesystemIterator::__construct

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

FilesystemIterator::__construct — Constructs a new filesystem iterator

说明

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

Constructs a new filesystem iterator from the directory.

参数

directory: 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()

注意:
FilesystemIterator::SKIP_DOTS is always set, and cannot be removed.

错误／异常

Throws an UnexpectedValueException if the directory does not exist.

Throws a ValueError if the directory is an empty string.

更新日志

版本	说明
8.0.0	Now throws a ValueError if `directory` is an empty string; previously it threw a RuntimeException.

范例

示例 #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::setFlags() - Sets handling flags
DirectoryIterator::__construct() - Constructs a new directory iterator from a path

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官方地址：https://www.php.net/manual/en/filesystemiterator.construct.php

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FilesystemIterator::__construct

说明

参数

错误／异常

更新日志

范例

参见

User Contributed Notes