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posix_getcwd

(PHP 4, PHP 5, PHP 7, PHP 8)

posix_getcwd — Pathname of current directory

说明

posix_getcwd(): string|false

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()

参数

此函数没有参数。

返回值

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

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();
?>

注释

注意:

This function can fail on

  • Read or Search permission was denied
  • Pathname no longer exists