How is JavaScript Knowledge relevant to SEO?

If you can comprehend the JavaScript and its influence on the performance of your product, it can serve as the vintage point for your professional growth. On the other hand, if the search engine is not good at understanding the nature of your content or if the crawling a site speed is weak, your content will not be able to get you good index or ranking. Therefore, it is important to grasp the connection of SEO with JavaScript, as a search engine can increase or decrease the ranking of your content and it will play a role in developing a dynamic SEO strategy.


In order to create a page in the contemporary times, you will need to be familiar with three main elements. The HTML is the Hypertext Markup language used as the primary element to classify the content in terms of giving it structure and shape. For instance, the heading, number of elements and paragraph arrangement is included in it. In other words, all the data in the static state comes under HTML. Cascading Style Sheets (CSS) add to the beauty of the content by giving you the option of various styles and aesthetic value to it. The JavaScript is another important element which is responsible for making it dynamic. If you are interested in the details, you can learn to code basic JavaScript. However, if you are interested in complex options, you can try the AngularJS and EmberJS.

JavaScript Frameworks and Options


It is a combination of techniques in order to develop the web, for instance, JavaScript and XML can be used to make the web applications and as the medium of communication for the server without causing interruptions on the main web page. The option of Asynchronous involves the lines of the code and functions which can operate in the backdrop of the async script. The XML is the language for delivering the data, for example, all kinds of data may be transferred through it.

The main purpose of AJAX is to update the content on the product or layout of the website without disturbing the complete page. Usually, all the elements on the page are requested to update the page or load it, as it brings it from the server to display on the page. But with the help of AJAX, the customers can get the convenience of loading the pages which are different or need revision. As a result, the user gets to have a high-quality experience. Some of the experts call it one version of the server calls, as it will not refresh the entire page except for the needed changes. The Google maps are a good example of the AJAX. In simple words, it updates the page without making unnecessary changes.

Document Object Model (DOM)

If you want to make a career in the field of the SEO, you will be expected to know about the DOM, as famous search engines use it to break down the page and to assess it. In simple words, it is the steps the browser will continue once the HTML document for the page display has been received. After receiving the HTML document, the assessment of the content is initiated to get the relevant sources. For instance, the CSS and Java files will be fetched. Therefore, DOM can be called as the form achieved once the evaluation of the content and resources is finished. Some of the experts call it the organized form of the web page. Even though the nature of the DOM has changed if one compares it with the past, as the HTML has become dynamic, it is still manageable. In simple words, it is the feature that can change the content of the page in accordance with the user input or environmental factors.


Headless Browsing

It concerns with the actions related to the web page in the absence of the user interface. The reason for stressing this point is that Google allows the headless browsing to get the deeper understanding of the experience given to the user, especially if it is based on the content of the page. There are scripted browsers called phantomJS and Zombie for the purpose of automatic web interaction and to deal with the HTML snapshots.

Challenges of JavaScript for SEO

The issues of crawlability, obtainability, and perceived site latency are three main challenges of JavaScript. Crawlability concerns with the tendency to crawl the site. The ability of the bots to assess the content on the site is called obtainabilty. The perceived latency is carried out for the critical analysis.

The tendency of the bots to search for the URLs and comprehending the architecture of the website can be covered by discerning crawlability. If you want to block the search engine from the JavaScript, the option of proper linking will act as the substitute.

Blocking JavaScript

If the search engines are not allowed to intercept the JavaScript, the experience of your site may not reach the search engine. This means you have hidden the activity of the website from the search engine. As a result, the ranking of the website will decrease and it may get infected by the malicious content. But if you are looking for solutions, you can use TechnicalSEO, com’s robot.text, as it is a tool to trace the resources that may have been blocked by the Googlebot. Another solution is to fix the issue by giving the search engine an access to the relevant resources or the ranking. Moreover, if you keep looking for the problems with the help of your team, the access to a search engine can be restored.

Internal Linking

If you want to work on the internal linking, you can use the anchor tags within the HTML or DOM in order to ease the path for the smooth functioning of JavaScript and direct the user to the website. However, if you use JavaScript click events as the alternative, it may not be successful. The reason has to do with the URL that may not be linked to the global navigation despite the process of crawling. This means that internal linking is a good option for the most relevant pages of your site. Moreover, some of the internal linking techniques can help to bypass the AMazon SEO hints like canonical tags.