HTML is a computer language used in the vast majority of websites and online applications. It allows, on the one hand, to link text to other texts, and on the other, to structure and style a given document. It is very easy to read and runs very quickly.
The problem is that if most of your content is in JavaScript bc data vietnam code, the crawler may not have enough information to process your site when it first attempts to index it.
Therefore, it is very important that the bulk of a website's crucial content is produced in HTML, so that it can be quickly crawled, processed, and indexed by search engines.
Misuse of Links
You're probably aware of the importance of internal links for SEO ranking. Through them, search engines recognize the connection between different sites, and this helps to assess their ranking .
Therefore, a good way to work on SEO with JavaScript in this regard is to ensure that all links are correctly established, without errors that could affect your site's connection to others that contribute to its reputation. This involves using anchor text or HTML anchor tags that include the URL of the target page within the href attribute (which indicates which site the link points to).
Ideally, each page you link to on your site should return a URL that is SEO friendly.
Do you know what noindex tags are? They're an HTML tag placed in the header of a web page as an indication to search engines that that particular page shouldn't be indexed. This meta tag allows crawling of the site but not inclusion in the indexing list.