How to enqueue scripts and styles only when there are needed?

1. How do you enqueue a script?
2. How do I enqueue a script in WordPress?
3. How do you enqueue Javascript?
4. What does it mean to enqueue styles and scripts in WordPress?
5. How do I enqueue a script in a child theme?
6. What is a script handle?
7. Where do I put scripts in WordPress?
8. How do I register a script in WordPress?
9. What is WP enqueue?
10. Does JavaScript have built in queue?
11. Does JavaScript have a priority queue?
12. Is there a queue in JS?

How do you enqueue a script?

Enqueue the script or style using wp_enqueue_script() or wp_enqueue_style()
...
Scripts #

1. $handle is the name for the script.
2. $src defines where the script is located.
3. $deps is an array that can handle any script that your new script depends on, such as jQuery.
4. $ver lets you list a version number.

How do I enqueue a script in WordPress?

There are two steps taken when enqueueing a script or a style. First you register it – tell WordPress it's there – and then you actually enqueue it, which eventually outputs it into the header or just before the closing body tag. The reason for having two steps has to do with modularity.

How do you enqueue Javascript?

You can use an array as a queue by using two methods of the Array type:

1. Add an element at the end of the array using the push() method. This method is equivalent to the enqueue operation.
2. Remove an element from the front of an array using the shift() method. It is the same as the dequeue operation.

What does it mean to enqueue styles and scripts in WordPress?

Enqueue means to add (an item of data awaiting processing) to a queue of such items. You can learn more about the function on the WP site: http://codex.wordpress.org/Function_Reference/wp_enqueue_style. but really it's just a safe way to add/enqueue a CSS style file to the wordpress generated page.

How do I enqueue a script in a child theme?

However, if you are using the enqueue scripts function in your theme, then simply use get_template_directory_uri() instead. If you are working with a child theme, then use get_stylesheet_directory_uri() . add_action( 'wp_enqueue_scripts' , 'wpb_adding_scripts' );

What is a script handle?

Script handle, used to identify scripts in script operations called using spawn or execVM.

Where do I put scripts in WordPress?

Add Custom JavaScript into your WordPress Site

1. Log in to your WordPress site.
2. Go to Plugins > Add new.
3. Search for "Header and Footer Scripts".
4. Click "Install Now" and activate the plugin.

How do I register a script in WordPress?

A safe way of registering javascripts in WordPress for later use with wp_enqueue_script() . This means, if you want to register your scripts, but not directly load them in your pages, you can register the files once, and then load them when you need them.

What is WP enqueue?

Enqueue function in WordPress is used to add styles and scripts on the WordPress website. The wp_enqueue function provides a systematic way of loading the styles and scripts. For a WordPress developer, loading a script or styles really matters.

Does JavaScript have built in queue?

25 Answers. Javascript has push and pop methods, which operate on ordinary Javascript array objects. Queues can be implemented in JavaScript using either the push and shift methods or unshift and pop methods of the array object. ... As a result, for larger queues, it can be significantly faster than using arrays.

Does JavaScript have a priority queue?

To build our priority queue with JavaScript, we will start by creating a priority queue class and a node class. Our priority queue class will be similar to the binary heap class we created in the last article, having only one property initialized as an empty array.

Is there a queue in JS?

Queues can be implemented in JavaScript using arrays, by using the push or unshift functions to add items to one end of the array, and the shift or pop functions to remove them from the other.