In wordpress, why I should register and enqueue js scripts with wp_register_script() and wp_enqueue_script()?

In wordpress, why I should register and enqueue js scripts with
wp_register_script() and wp_enqueue_script()?



1.Function Reference/wp enqueue script « WordPress Codex

Description:The list is far from complete. For a complete list of
registered files inspect $GLOBALS['wp_scripts'] in the admin UI.
Registered scripts might change per requested page.



2.Function Reference/wp enqueue style « WordPress Codex

Description:Description . A safe way to add/enqueue a CSS style file to
the wordpress generated page. If it was first registered with
wp_register_style() it can now be added ...



3.The Ins and Outs of The Enqueue Script For WordPress ...

Description:The wp_enqueue_script function is the best solution for
loading JavaScript files into your WordPress site. If you're developing a
theme that uses JavaScript or ...



4.Including jQuery in WordPress (The Right Way) | Digging ...

Description:WordPress' wp_enqueue_script function can also load your own
script for you that depends on jQuery, without making two calls to
wp_enqueue_script.



5.How WordPress Plugins Affect Your Site's Load Time

Description:Plugins can slow your site down and its a fact. Learn how you
can still use all the WordPress plugins you want without slowing your site
down.



6.How to Include JavaScript and CSS in Your WordPress Themes ...

Description:With WordPress becoming more and more popular there is a
massive amount of code being generated by users, agencies and
marketplaces. I've been working with WordPress ...



7.Include jQuery in WordPress Theme | CSS-Tricks

Description:The following is the best way to go about it. Add the
following to the theme's functions.php file: if (!is_admin())
add_action("wp_enqueue_scripts", "my_jq



8.WordPress Theme Customization Guide & Tutorial | Press Coders

Description:A step by step tutorial guide for customizing any WordPress
theme, including how to make a child theme, edit the CSS and PHP files,
theme hooks, and more.



9.How to Move JavaScripts to the Bottom or Footer in WordPress

Description:Want to improve your site speed and google page speed score?
Here is how to move JavaScripts to the Bottom or footer in WordPress.



10.Free Base WordPress Theme - Web Designer Wall

Description:Although WordPress has made it very easy to create a custom
WordPress theme, but it still takes time to learn and build it. So I've
created a Base theme based on the ...