The next step is the execution of the JavaScript code by the WRS service, which is part of Caffeine. If Googlebot's resources do not allow it, page rendering may be delayed. When resources allow, the JS code is executed and Googlebot re-parses the rendered HTML for new links, which it queues up for crawling. In the last step, the rendered HTML is indexed. Problems indexing pages in JavaScript The first step to take is to check that access to scripts is not blocked by the robots.txt file. Blocking a file that modifies the content of the page will prevent it from rendering properly.
JavaScript crawling issues are because Googlebot does Mexico WhatsApp Number List not behave the same as the user and cannot perform certain interactions. Additionally, its resources are limited. Googlebot is unable to perform interactions such as: clicking on the button, scrolling, support for cookies and local storage. If the access to the content requires user interaction (e.g. clicking), it will not be included in the indexing. This is about content that is loaded only after an action, e.g. clicking a button. Also, Googlebot may not be able to download all resources. The algorithm decides which of them will actually have an impact on the content of the page.
Googlebot Googlebot and its Web Rendering Service (WRS) component continuously analyze and identify resources that don't contribute to essential page content and may not fetch such resources. Source: s: developers.google search docs guides fix-search-javascript If the script execution takes too long, they can be skipped. This was confirmed by Martin Splitt on Twitter. quotes How to verify that a page in JavaScript is properly rendered and indexed? If your website uses JavaScript, here are the first steps you should take to ensure that your website content is rendered and indexed correctly. Site verification with the URL.