PHP Manual
DirectoryIterator
Constructs a new directory iterator from a path

DirectoryIterator::__construct

(PHP 5, PHP 7)

DirectoryIterator::__construct — Constructs a new directory iterator from a path

说明

public DirectoryIterator::__construct ( string $path )

Constructs a new directory iterator from a path.

参数

path: The path of the directory to traverse.

错误／异常

Throws an UnexpectedValueException if the path cannot be opened.

Throws a RuntimeException if the path is an empty string.

更新日志

版本	说明
5.3.0	Throws UnexpectedValueException if the `path` cannot be opened.
5.1.3	Throws RuntimeException if the `path` is an empty string.
5.1.0	Throws RuntimeException on error. Previously, threw Exception.

范例

Example #1 A DirectoryIterator::__construct() example

This example will list the contents of the directory containing the script.

 <?php
$dir = new DirectoryIterator(dirname(__FILE__));
foreach ($dir as $fileinfo) {
    if (!$fileinfo->isDot()) {
        var_dump($fileinfo->getFilename());
    }
}
?>

参见

SplFileInfo
Iterator

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