In recent times of Digital Marketing, the connection between the inherent aspects of marketing with the use of technology and web development has emerged more than ever.
JavaScript and SEO are now part of the same conversation and in this post we will cover everything from the basics to how to improve your positioning through good practices in this programming language.
First of all, it is important to understand that JavaScript and czechia email list 1.3 million contact leads SEO are disciplines that have complications and complexities in themselves and are usually treated as two individual units by departments in their strategies.
However, anyone who wants to become a professional capable of responding to the needs of the industry must master both fields.
So let's start from the beginning. Happy reading!
Important JavaScript and SEO concepts
The JavaScript programming language is one of the most widely used in the world, and it is with it that the best websites we usually visit have been developed. But what are the fundamental concepts that unite both disciplines?
Regarding JavaScript and SEO, the first thing to clarify is that when we talk about positioning, search engines are not able to fully understand, assimilate or process JavaScript code.
However, there is a way to prepare your website so that when Google starts the crawling and indexing process, it can decipher it.
In fact, the most popular search engine in the Western world has been concerned about this issue and, therefore, AJAX has emerged , which is basically a content updater.
AJAX allows applications to communicate with servers and tell them what's new without having to crawl or refresh the entire page.
Now, how does this work?
First of all, the robot that processes JavaScript works in 3 phases:
tracking,
prosecution,
and indexing .
When a URL containing this language is identified , the first thing to do is to verify that the user has allowed it to be identified.
To do this, it reads the robots.txt file and, if it has been authorized, Google begins processing it. And finally, after analyzing the HTML , it is indexed.
This is because JavaScript is not executed by servers, but by browsers . Therefore, search engines must assume the position of a browser in order to capture or read the content.
What role does JavaScript play in web pages in terms of SEO?
To answer this question, we need to go back to AJAX. It stands for Asynchronous JavaScript and XML.
This technique was designed for mobile devices and websites. Its function? Initially, to make changes to the content without having to load the entire HTML .
