Add Css Js to wordpress

function my_load_scripts($hook) {

	// create my own version codes
	$my_js_ver  = date("ymd-Gis", filemtime( plugin_dir_path( __FILE__ ) . 'js/custom.js' ));
	$my_css_ver = date("ymd-Gis", filemtime( plugin_dir_path( __FILE__ ) . 'style.css' ));
	
	// 
	wp_enqueue_script( 'custom_js', plugins_url( 'js/custom.js', __FILE__ ), array(), $my_js_ver );
	wp_register_style( 'my_css', 	plugins_url( 'style.css', 	 __FILE__ ), false,   $my_css_ver );
	wp_enqueue_style ( 'my_css' );

}
add_action('wp_enqueue_scripts', 'my_load_scripts');