Php/docs/directoryiterator.islink

• PHP Manual
• DirectoryIterator
• Determine if current DirectoryIterator item is a symbolic link

DirectoryIterator::isLink

(PHP 5, PHP 7)

DirectoryIterator::isLink — Determine if current DirectoryIterator item is a symbolic link

说明

public DirectoryIterator::isLink ( ) : bool

Determines if the current DirectoryIterator item is a symbolic link.

参数

此函数没有参数。

返回值

Returns true if the item is a symbolic link, otherwise false

范例

Example #1 A DirectoryIterator::isLink() example

This example contains a recursive function for removing a directory tree.

<?php/** * This function will recursively delete all files in the given path, without * following symlinks. *  * @param string $path Path to the directory to remove. */function removeDir($path) {    $dir = new DirectoryIterator($path);    foreach ($dir as $fileinfo) {        if ($fileinfo->isFile() || $fileinfo->isLink()) {            unlink($fileinfo->getPathName());        } elseif (!$fileinfo->isDot() && $fileinfo->isDir()) {            removeDir($fileinfo->getPathName());        }    }    rmdir($path);}removeDir('foo');?>

参见

• DirectoryIterator::getType() - Determine the type of the current DirectoryIterator item
• DirectoryIterator::isDir() - Determine if current DirectoryIterator item is a directory
• DirectoryIterator::isDot() - Determine if current DirectoryIterator item is '.' or '..'
• DirectoryIterator::isFile() - Determine if current DirectoryIterator item is a regular file