Adding scripts/styles to a WordPress plugin

enqueue.php

<?php
function myplugin_enqueue_scripts() {
    $plugin_url = plugin_dir_url( __FILE__ );

    wp_enqueue_style( 'cssname', $plugin_url . 'assets/css.css', array(), '1.0' );
   
    wp_enqueue_script( 'jsname', $plugin_url . 'assets/js.js', array( 'jquery' ), '1.0' );

}

add_action( 'wp_enqueue_scripts', 'myplugin_enqueue_scripts' );