SplFileInfo
PHP Manual

SplFileInfo::getRealPath

(PHP 5 >= 5.2.2)

SplFileInfo::getRealPath — Gets absolute path to file

说明

public string SplFileInfo::getRealPath ( void )

This method expands all symbolic links, resolves relative references and returns the real path to the file.

参数

此函数没有参数。

返回值

Returns the path to the file.

范例

Example #1 SplFileInfo::getRealPath() example

<?php
$info = new SplFileInfo('/..//./../../'.__FILE__);
var_dump($info->getRealPath());

$info = new SplFileInfo('/tmp');
var_dump($info->getRealPath());
?>

以上例程的输出类似于：

string(28) "/private/tmp/phptempfile.php" 
string(12) "/private/tmp"

参见

SplFileInfo
PHP Manual