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File system function Library: Realpath

Source: Internet
Author: User
Keywords PHP Chinese function Manual Realpath file system function library
Tags aliyun file file system function library function function library html http links
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Realpath

(PHP4 >= 4.0b4)

Realpath---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Returns an absolute path name

Syntax: string realpath (String path)

Description:

Realpath () Expands all symbolic links and analyzes the association to become '/./', '/. /', and returns the absolute path name, the result will be no symbolic link '/./' or '/. /' ingredient.

Example:

<?php

$real _path = Realpath (". /.. /index.php ");

?>

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