Better WordPress Performance by Controlling Scripts | http://www.ibenic.com/better-wordpress-performance/

book_admin_enqueue.php

<?php

add_action( 'admin_enqueue_scripts', 'books_enqueue_scripts' );

function books_enqueue_scripts( $hook ){
  $hook_scripts = false;
  if( $hook_suffix == "post-new.php" && isset( $_GET["post_type"] ) && $_GET["post_type"] == "books" ){
		$hook_scripts = true;
	}

	if( $hook_suffix == "post.php" && isset( $_GET["post"] ) && get_post_type( $_GET["post"] ) == "books" ) {
		$hook_scripts = true;
	}

	if( $hook_scripts ){ 
		wp_enqueue_script( 'jquery-ui-datepicker' );
		wp_enqueue_script( 'gasap-admin-js',  plugins_dir_url( __FILE__ ) . '/admin/assets/js/books.js', array('jquery') );
	}
}

enqueue_example.php

<?php

// Enqueue Theme scripts and Styles
add_action( 'wp_enqueue_scripts', 'my_theme_scripts' );

function my_theme_scripts() {
  // Add Style
	wp_enqueue_style( 'my-theme-stylesheet', get_stylesheet_uri(), false );
	
	// Add Script that depends on jQuery, is version 1.0 and will render in footer
	wp_enqueue_script( 'my-theme-js', get_stylesheet_directory_uri() . '/js/my-theme.js', array( 'jquery' ), '1.0', true );
	
}

// Enqueue Plugin scripts and Styles
add_action( 'wp_enqueue_scripts', 'my_plugin_scripts' );

// Define constant on the main plugin file so that we can reference anything from our plugin
define( 'MY_PLUGIN_URI', plugin_dir_url( __FILE __) );

function my_plugin_scripts() {
  // Add Style - http://my-wp-site.com/wp-content/plugins/my-plugin/css/my-plugin.css
	wp_enqueue_style( 'my-plugin-stylesheet', MY_PLUGIN_URI . 'css/my-plugin.css', false );
	
	// Add Script that depends on jQuery, is version 1.0 and will render in footer
	// - http://my-wp-site.com/wp-content/plugins/my-plugin/js/my-plugin.js
	wp_enqueue_script( 'my-plugin-js', MY_PLUGIN_URI . '/js/my-plugin.js', array( 'jquery' ), '1.0', true );
	
}

inspecting.php

<?php

add_action( 'init', 'ibenic_show_scripts');
function ibenic_show_scripts(){
	global $wp_filter;
	if( is_admin() ){
		return;
	}

	print_r( $wp_filter['wp_enqueue_scripts']);
	die();
}

queued_script_handles.txt

Array
(
    [0] => admin-bar
    [1] => wc-add-to-cart
    [2] => woocommerce
    [3] => wc-cart-fragments
    [4] => twentysixteen-html5
    [5] => twentysixteen-skip-link-focus-fix
    [6] => twentysixteen-script
)

queued_style_handles.txt

Array
(
    [0] => admin-bar
    [1] => woocommerce-layout
    [2] => woocommerce-smallscreen
    [3] => woocommerce-general
    [4] => twentysixteen-fonts
    [5] => genericons
    [6] => twentysixteen-style
    [7] => twentysixteen-ie
    [8] => twentysixteen-ie8
    [9] => twentysixteen-ie7
)

registered_hooks.php

<?php

Array
(
  [5] => Array
    (
      [siteorigin_panels_default_styles_register_scripts] => Array
        (
          [function] => siteorigin_panels_default_styles_register_scripts
          [accepted_args] => 1
        )

    )

  [1] => Array
    (
      [siteorigin_panels_enqueue_styles] => Array
        (
          [function] => siteorigin_panels_enqueue_styles
          [accepted_args] => 1
        )

    )

  [10] => Array
    (
      [siteorigin_panels_live_edit_link_style] => Array
        (
          [function] => siteorigin_panels_live_edit_link_style
          [accepted_args] => 1
        )

      [WC_Frontend_Scripts::load_scripts] => Array
        (
          [function] => Array
          (
            [0] => WC_Frontend_Scripts
            [1] => load_scripts
          )

          [accepted_args] => 1
        )

      [twentysixteen_scripts] => Array
        (
          [function] => twentysixteen_scripts
          [accepted_args] => 1
        )

      [twentysixteen_color_scheme_css] => Array
        (
          [function] => twentysixteen_color_scheme_css
          [accepted_args] => 1
        )

)

[11] => Array
    (
      [twentysixteen_page_background_color_css] => Array
        (
         [function] => twentysixteen_page_background_color_css
          [accepted_args] => 1
        )

      [twentysixteen_link_color_css] => Array
        (
          [function] => twentysixteen_link_color_css
          [accepted_args] => 1
        )

      [twentysixteen_main_text_color_css] => Array
        (
          [function] => twentysixteen_main_text_color_css
          [accepted_args] => 1
        )

      [twentysixteen_secondary_text_color_css] => Array
        (
           [function] => twentysixteen_secondary_text_color_css
           [accepted_args] => 1
        )

    )

)

remove_action.php

<?php

add_action( 'init', 'my_theme_remove_siteorigin', 99);

function my_theme_remove_siteorigin(){
  remove_action( 'wp_enqueue_scripts', 'siteorigin_panels_live_edit_link_style', 10 );
  remove_action( 'wp_enqueue_scripts', 'siteorigin_panels_default_styles_register_scripts', 5 );
  remove_action( 'wp_enqueue_scripts', 'siteorigin_panels_enqueue_styles', 1 );
}

remove_woocommerce.php

<?php

add_action( 'wp_enqueue_scripts', 'ibenic_remove_woocoomerce_in_frontpage', 97 );
function ibenic_remove_woocoomerce_in_frontpage(){
	// Return if it is not the front page
	if( ! is_front_page() ){
		return;
	}

	// Remove Scripts
	wp_dequeue_script( 'wc-add-to-cart' );
	wp_dequeue_script( 'woocommerce' );
	wp_dequeue_script( 'wc-cart-fragments' );

	// Remove Styles
	wp_dequeue_style( 'woocommerce-layout' );
	wp_dequeue_style( 'woocommerce-smallscreen' );
	wp_dequeue_style( 'woocommerce-general' );

}

removed_scripts_styles.txt

Scripts to Load
Array
(
    [0] => admin-bar
    [4] => twentysixteen-html5
    [5] => twentysixteen-skip-link-focus-fix
    [6] => twentysixteen-script
)

Styles to Load
Array
(
    [0] => admin-bar
    [4] => twentysixteen-fonts
    [5] => genericons
    [6] => twentysixteen-style
    [7] => twentysixteen-ie
    [8] => twentysixteen-ie8
    [9] => twentysixteen-ie7
)

script_handles.php

<?php

add_action( 'wp_enqueue_scripts', 'ibenic_show_scripts_handles', 99);
function ibenic_show_scripts_handles(){
  
  // Show only in front
  if( is_admin() ){
	return;
   }
  // Get WP_Scripts Object
  $wp_scripts = wp_scripts();
  
  // Print Queued Handles
  print_r( $wp_scripts->queue );
	
  die();
}

style_handles.php

<?php

add_action( 'wp_enqueue_scripts', 'ibenic_show_styles_handles', 99);
function ibenic_show_styles_handles(){
  
  // Show only in front
  if( is_admin() ){
	return;
   }
  // Get WP_Scripts Object
  $wp_styles = wp_styles();
  
  // Print Queued Handles
  print_r( $wp_styles->queue );
	
  die();
}