Unsure of where to place Js and Wordpress assistance - where should it be implemented?

For a while now, I've been avoiding using JavaScript because every time I attempt to understand it, I become more confused. However, I am now in need of it for a website I'm developing...

I would like to hide the page until everything loads so that you don't see elements shifting or appearing abruptly.

I have come across various solutions both here and on the web, but whenever I try to implement the code where I think it should go, I encounter errors.

Consider the following example:

window.onload=function() {
    document.getElementById('loading-mask').style.display='none';
}

I have attempted adding the JavaScript code I found online to the functions.php file, but I always end up with an error. Where should I paste this code to ensure it interacts correctly with the CSS modifications I have made?

Answer №1

If you're using WordPress, it's essential to utilize a plugin for adding your javascript/jquery code.

  1. Firstly, log in to your WordPress account
  2. Navigate to the plugins section and click on "Add New"
  3. In the search bar, look for the Insert Headers and Footers plugin
  4. Once you find it, proceed to install and activate it
  5. Open the plugin and insert your javascript as needed
  6. You must determine where to place your javascript, whether within the <head> tag or right before the closing </body> tag

Answer №2

When incorporating javascript into a wordpress site, there are two primary methods to consider. One option is to utilize a hook, which acts as a designated insertion point within the code.

To implement this, you can insert the following snippet into your functions.php file:

add_action('wp_head', 'wp_54885300_add_js_to_header');

function wp_54885300_add_js_to_header(){ ?>
    <script>

    window.onload=function() {
        document.getElementById('loading-mask').style.display='none';
    }

    </script>
<?php
}

Alternatively, if you anticipate including multiple javascript elements on your website, it may be more efficient to link to an external javascript file. This can be accomplished through wp_enqueue_script().

To enqueue an external script in your website, add the following code to your functions.php file:

add_action( 'wp_enqueue_scripts', 'wp_54885300_enqueue_script' );
function wp_54885300_enqueue_script(){
    wp_enqueue_script('anyname', 'path-to-file.js', array(''), 'version', false ); 
}

It should be noted that concealing content until the entire window has loaded may not always be advisable for various reasons, as others have mentioned.

However, based on available information, this method represents a suitable approach to incorporating JS into a wordpress setup without relying on additional plugins to get started.

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