How can I use Vanilla JavaScript to ensure that code should be executed only after the DOM has fully loaded?

249    Asked by Chandralekhadebbie in Java , Asked on Jan 23, 2024

 I am currently working on a particular project using vanilla JavaScript. While working on a web-based project without any JavaScript libraries or even frameworks, I need to ensure that my JavaScript code executes only after the DOM has fully loaded. How can I achieve this particular target by using Vanilla JavaScript? 

Answered by Ishii Watanabe

In the context of Java programming language, to ensure that your JavaScript code is executed only after the DOM has fully loaded, you can use the “SMContentLoaded” event. This event is fired when the initial HTML document has been fully loaded. It will then be parsed without waiting for other elements such as stylesheets, images, and subframes.

Here is the example given below:-

Document.addEventListener(‘DOMContentLoaded’, function() {
    // Your JavaScript code goes here
    Console.log(‘DOM is ready!’);
});

This above approach is a fundamental practice in the field like Vanilla JavaScript development for getting the guarantee that interactions with the DOM should occur at the right time during the lifecycle of the page.



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