editor_stylesheets filter-hook . WP 4.3.0

Filters the array of URLs of stylesheets applied to the editor.

Usage

add_filter( 'editor_stylesheets', 'filter_function_name_4093' );
function filter_function_name_4093( $stylesheets ){
	// filter...

	return $stylesheets;
}

$stylesheets(string[])

Array of URLs of stylesheets to be applied to the editor.

Where the hook is called

return apply_filters( 'editor_stylesheets', $stylesheets );

Where in WP core the hook is used WordPress