WP_Filesystem_Direct::is_writable( string $file )
Checks if a file or directory is writable.
Parameters
- $file
 -  
(string) (Required) Path to file or directory.
 
Return
(bool) Whether $file is writable.
Source
File: wp-admin/includes/class-wp-filesystem-direct.php
public function is_writable( $file ) {
		return @is_writable( $file );
	}  Changelog
| Version | Description | 
|---|---|
| 2.5.0 | Introduced. | 
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Licensed under the GNU GPLv2+ License.
    https://developer.wordpress.org/reference/classes/wp_filesystem_direct/is_writable