Both Google Webmaster Tools use the same evergreen Chromium rendering engine as Google. This means that when Googlebot crawls your site, they can give you an accurate visual representation.
Alternatively, if you're not sure if Google is indexing JavaScript content, you can do a quick check using the search operator on Google. If you can find your page in the search results, then don't worry! Google is crawling, rendering, and indexing your content just fine. If not, that means your JavaScript content may need some help getting visibility.
Here’s what it looks like in the Google SERP:
Chrome Dev Tools
Another method that can be used to test and debug tunisia mobile database JavaScript SEO issues is the built-in functionality of the Developer Tools available in the Chrome web browser.
Right-click anywhere on the web page to display the options menu, and then click View Source to view the static HTML document in a new tab.
You can also click "Inspect Element" after right clicking to see what's actually loaded in the DOM, including JavaScript.
Compare and contrast the two views to see if there is any core content that is only loaded in the DOM and not hardcoded in the source.
How to fix JavaScript rendering issues
After diagnosing your JavaScript rendering issues, how do you fix your JavaScript SEO issues? The answer is simple: Universal Javascript, also known as “isomorphic” JavaScript.