Title: WP_Filesystem_Base::mkdir
Published: April 25, 2014
Last modified: April 28, 2025

---

# WP_Filesystem_Base::mkdir( string $path, int|false $chmod = false, string|int|false $chown = false, string|int|false $chgrp = false ): bool

## In this article

 * [Parameters](https://developer.wordpress.org/reference/classes/wp_filesystem_base/mkdir/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/classes/wp_filesystem_base/mkdir/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wp_filesystem_base/mkdir/?output_format=md#source)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_filesystem_base/mkdir/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/wp_filesystem_base/mkdir/?output_format=md#wp--skip-link--target)

Creates a directory.

## 󠀁[Parameters](https://developer.wordpress.org/reference/classes/wp_filesystem_base/mkdir/?output_format=md#parameters)󠁿

 `$path`stringrequired

Path for new directory.

`$chmod`int|falseoptional

The permissions as octal number (or false to skip chmod).

Default:`false`

`$chown`string|int|falseoptional

A user name or number (or false to skip chown).

Default:`false`

`$chgrp`string|int|falseoptional

A group name or number (or false to skip chgrp).

Default:`false`

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wp_filesystem_base/mkdir/?output_format=md#return)󠁿

 bool True on success, false on failure.

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wp_filesystem_base/mkdir/?output_format=md#source)󠁿

    ```php
    public function mkdir( $path, $chmod = false, $chown = false, $chgrp = false ) {
    	return false;
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-admin/includes/class-wp-filesystem-base.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-admin/includes/class-wp-filesystem-base.php#L806)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/class-wp-filesystem-base.php#L806-L808)

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wp_filesystem_base/mkdir/?output_format=md#changelog)󠁿

| Version | Description | 
| [2.5.0](https://developer.wordpress.org/reference/since/2.5.0/) | Introduced. |

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