![]() ![]() # WordPressĬonsider reducing, or switching, the number of WordPress plugins loading unused JavaScript in your page. If you are not server-side rendering and using the Vue router, split the bundles by lazy loading routes. Otherwise, code-split using a third-party library such as loadable-components. If you are not server-side rendering, split your JavaScript bundles with React.lazy(). # Magentoĭisable Magento's built-in JavaScript bundling. # JoomlaĬonsider reducing, or switching, the number of Joomla extensions loading unused JavaScript in your page. # DrupalĬonsider removing unused JavaScript assets and only attach the needed Drupal libraries to the relevant page or component in a page. ![]() ![]() If you are using Angular CLI, include source maps in your production build to inspect your bundles. # Build tool for support for removing unused codeĬheck out the following Tooling.Report tests to find out if your bundler supports features that make it easier to avoid or remove unused code: See the Drupal 8 PHP requirements documentation for more information. The recommended PHP version is now PHP 7.2, as PHP 7.0 and 7.1 will no longer receive security coverage from the PHP maintainers. The Coverage class in Puppeteer can help you automate the process of detecting unused code and extracting used code. Drupal 8.8.0 ends that support and updates will now fail if servers are not updated to at least PHP 7.0.8. The Coverage tab in Chrome DevTools can give you a line-by-line breakdown of unused code. # How to remove unused JavaScript # Detect unused JavaScript composer create-project drupal / recommended-project:8.9 drupal8 This will download drupal core and other libreries than in to drupal8 folder. See the Lighthouse performance scoring post to learn how your page's overall performance score is calculated. (Recomended methode) Run this command from your web server (or Virtual Machine / Virtual Host) public directory. ![]()
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