From the GNU getcwd(3) manpage, paraphrased: returns the absolute pathname of the current working directory. Fails when the current directory is not eradable. Complies with POSIX.1 spec.
PHP - Manual: posix_getcwd
2024-11-14
(PHP 4, PHP 5, PHP 7, PHP 8)
posix_getcwd — Pathname of current directory
Gets the absolute pathname of the script's current working directory. On error, it sets errno which can be checked using posix_get_last_error()
此函数没有参数。
Returns a string of the absolute pathname on success.
On error, returns false
and sets errno which can be checked with
posix_get_last_error().
示例 #1 posix_getcwd() example
This example will return the absolute path of the current working directory of the script.
<?php
echo 'My current working directory is '.posix_getcwd();
?>
注意:
This function can fail on
- Read or Search permission was denied
- Pathname no longer exists
From the GNU getcwd(3) manpage, paraphrased: returns the absolute pathname of the current working directory. Fails when the current directory is not eradable. Complies with POSIX.1 spec.
官方地址:https://www.php.net/manual/en/function.posix-getcwd.php