PHP 手冊
前一頁 |  | 下一頁

# filetype

(PHP 3, PHP 4 , PHP 5)

filetype -- Gets file type

## Description

string filetype ( string filename )

Returns the type of the file. Possible values are fifo, char, dir, block, link, file, and unknown.

Returns `FALSE` if an error occurs. filetype() will also produce an `E_NOTICE` message if the stat call fails or if the file type is unknown.

> 注: 此函數的結果會被快取。詳細資訊請參考 clearstatcache()。

> 提示: As of PHP 5.0.0 this function can also be used with some URL wrappers. Refer to 附錄 L for a listing of which wrappers support stat() family of functionality.

範例 1. filetype() example

`<?php echo filetype('/etc/passwd'); // file echo filetype('/etc/'); // dir ?>`

See also is_dir(), is_file(), is_link(), file_exists(), stat(), and mime_content_type().

前一頁 | 內容 | 下一頁
filesize | 上一層 | flock