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WP_Filesystem_Base::chmod( string $file, int|false $mode = false, bool $recursive = false )

Changes filesystem permissions.

Parameters

$file

(string) (Required) Path to the file.

$mode

(int|false) (Optional) The permissions as octal number, usually 0644 for files, 0755 for directories.

Default value: false

$recursive

(bool) (Optional) If set to true, changes file permissions recursively.

Default value: false

Return

(bool) True on success, false on failure.

Source

File: wp-admin/includes/class-wp-filesystem-base.php 

public function chmod( $file, $mode = false, $recursive = false ) {
		return false;
	}

Changelog

Version Description
2.5.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_filesystem_base/chmod