Enqueue Style Scripts Functions.php[ way 1] and Enqueue Style Scripts Create CSS/JS Define Folder [ way 2]

WordPress wp Resister Enqueue Style and Scripts

<?php

READ_ME PLEASE
YOU CAN USE THE CODE DIRECT FUNCTION.PHP


/**==================================
 * Enqueue scripts and styles way 1.
===================================*/

function enqueue_style_scripts() {

    //EXAMPLE CSS
    wp_enqueue_style('fancybox', get_template_directory_uri() . '/assets/js/fancybox.css',array(), '1', 'all' );
   
    // For Load Theme main stylesheet.
    wp_enqueue_style( 'theme_style', get_stylesheet_uri() );




    // NO NEED CALL JQUERY LIBRARY BECASUE IT CALL AUTOMATIC

    //EXAMPLE JS
    wp_enqueue_script( 'bootstrap', get_template_directory_uri() . '/assets/js/bootstrap-4.0.0.min.js', array('jquery'), '201512218', true );

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

?>

===============================================================================

<?php

READ_ME PLEASE
Create file enqueue.php then call it functions.php
require get_template_directory().'/inc/enqueue.php';

    /**==================================
     * Enqueue scripts and styles way 2.
    *===================================/


    /**
     * Theme fonts rendering function
     *
     * @author Prosanta Mazumder
     * @since  0.1.0
     * @link https://presstechit-institute.com
    */

    /**
     * Defined files path constants
     * 
     * @since  0.1.0
    */
    define( 'WP_QP_CSS_PATH', get_template_directory_uri() . '/assets/css/' ); //DEFINE CSS FOLDER LOCATION
    define( 'WP_QP_JS_PATH', get_template_directory_uri() . '/assets/js/' ); //DEFINE JS FOLDER LOCATION

    /**
     * Enqueue scripts and styles.
     *
     * @author Prosanta Mazumder
     * @since  0.1.0
     * @link https://presstechit-institute.com
    */

    function enqueue_style_scripts_define_folder() {

        /*---------------------------------------*/
        /* CSS Files
        /*---------------------------------------*/
        
        //bootstrap.css
        wp_enqueue_style(
            'bootstrapcss', //SPACIFIC ID
            WP_QP_CSS_PATH . 'bootstrap.css', //FIELS NAME
            array(),    //DEPENDENCY
            '0.4.0',    //VERSION
            'all'       //MEDIA
        );



        /*---------------------------------------*/
        /* JS Files
        /*---------------------------------------*/

        //main.js
        wp_enqueue_script(
            'mainjs',   //SPACIFIC ID
            WP_QP_JS_PATH . 'main.js', //FIELS NAME
            array( 'jquery' ), //DEPENDENCY MAIN JQUERY LIBRARY
            '1.0.0', //VERSION
            true    //MEDIA
        );
        
    }
    add_action( 'wp_enqueue_scripts', 'enqueue_style_scripts_define_folder' );