6/13/2023 0 Comments Google web designer interstitial![]() Other search engine guidelines like Bing specifically state in their webmaster guidelines: QUOTE: “Keep in mind that other search engines and web services accessing your content might not support JavaScript at all” John Mueller, Google 2016 The sensible thing is to keep things as simple as possible for maximum effectiveness. ![]() ![]() The first important challenge to note about Javascript is that not every search engine treats JS the way Google does. Understand challenges with Javascript and SEO Use the “Elements” and “Network” tabs to inspect and debug the web page, including those that use JavaScript, and test how Googlebot sees your pages.Review the console output for any JavaScript errors or warnings.In the DevTools window that opens, click the “Console” tab.Right-click anywhere on the page and select “Inspect” from the context menu.Open the web page you want to test in Google Chrome.Review the results to see how well the page works on mobile devices, including how it handles JavaScript, and highlight any mobile usability issues.Enter the URL you want to test in the search bar and hit “Test URL”.Review the results to see how Google is indexing the URL and identify any crawl or indexing issues related to JavaScript.Enter the URL you want to inspect in the search bar and hit “Enter”.Click “URL Inspection” in the left-hand menu.Select the property containing the URL you want to inspect.Has the website tested its implementation to avoid any issues?.Is the website using JavaScript to generate the required JSON-LD and inject it into the page?.Has the website followed the long-lived caching strategies outlined in the web.dev guide?.Is the website using content fingerprinting to avoid using outdated JavaScript or CSS resources?.Does the website use Long-lived caching?.Is there a possibility that the page should be indexed? If so, is the website avoiding using the noindex tag in the original page code?.Is the website using JavaScript to add or change the robots meta tag on a page? If so, is the code working as expected?.Is the website using the correct syntax for the robots meta tag, i.e., ?.Is the rel=”canonical” link tag used and properly injected?. ![]() Is the History API used instead of fragments to ensure that Googlebot can parse and extract your URLs?.Adding a to error pages using JavaScript. Using a JavaScript redirect to a URL for which the server responds with a 404 HTTP status code b. Are soft 404 errors avoided in single-page apps and is one of the following strategies used: a.Are meaningful HTTP status codes used and are they utilized to tell Googlebot if a page can’t be crawled or indexed?.Is the code compatible with Google and do you follow the guidelines for troubleshooting JavaScript problems?.Is JavaScript used to set or change the meta description as well as the title element?.Are helpful meta descriptions used for every page?.Are unique and descriptive title elements used for every page?.Have you used the URL Inspection tool to see exactly how Google sees and renders your website’s content?.Does your website allow Google to access the JavaScript, CSS, and image files used by the website?.Each of the many JavaScript engines represents a different implementation of JavaScript, all based on the ECMAScript specification, with some engines not supporting the spec fully, and with many engines supporting additional features beyond ECMA.” Wikipedia, 2018 The majority of websites employ it, and all modern web browsers support it without the need for plug-ins by means of a built-in JavaScript engine. It is used to make web pages interactive and provide online programs, including video games. QUOTE: “Alongside HTML and CSS, JavaScript is one of the three core technologies of World Wide Web content production. JavaScript is one of the most popular programming languages used to develop websites today: Read on to find out more about Javascript best practices. To help you track your progress, the Javascript SEO checklist is available as a free Google spreadsheet and also as a free Microsoft Excel spreadsheet. The author has over 20 years of experience in SEO and website development. This checklist takes you through the basics of Javascript SEO (search engine optimisation) and how to deploy and test it on your website. If you are an SEO, a website developer, an app developer, or a web designer looking for a Javascript SEO checklist, here is a checklist straight from Google webmaster guidelines.
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