$file->grayscale() Alias for File::bw() kirby/src/Cms/FileModifications.php#L69 $file->grayscale(): Kirby\Cms\FileVersion|Kirby\Cms\File|Kirby\Filesystem\Asset Return type Kirby\Cms\FileVersion|Kirby\Cms\File|Kirby\Filesystem\Asset Parent class Kirby\Cms\File