Remove Query Strings From Static Files

function wpcode_snippet_remove_query_strings_split( $src ) {

	$output = preg_split( "/(&ver|\?ver)/", $src );

	return $output ? $output[0] : '';

}

add_action( 'init', function () {

	if ( ! is_admin() ) {

		add_filter( 'script_loader_src', 'wpcode_snippet_remove_query_strings_split', 15 );

		add_filter( 'style_loader_src', 'wpcode_snippet_remove_query_strings_split', 15 );

	}

} );