![]() ![]() This Issue focuses primarily on wp_enqueue_script (the recommended method for adding scripts in WordPress) which currently only lets developers control their script’s dependencies (other previously defined scripts) and whether the script should be enqueued in the header or footer ( ref).ĭevelopers can control what order their own scripts are output (the order they are enqueued), but not how they are prioritised in relation to scripts enqueued by other parts of the system (eg other plugins). WordPress core, themes and plugins add script tags to the page through a number of mechanisms, for example wp_enqueue_script, wp_print_script_tag or by directly outputting their script in a wp_head action handler. This handle must be unique among all registered scripts.Add backwards compatible script enqueue features to WordPress that enable more performant script enqueueing, including support for defer. A handle, which is a text string that identifies a particular JavaScript file.To register a script with WordPress, two pieces of data need to be provided: Using names to designate scripts with wp_register_script We will look at this individual pieces in detail, starting with how WordPress identifies scripts. Gutenberg screens and blocks: allows scripts to be used along with the Gutenberg block editor, both on the frontend and in the admin area.The admin area: used by logged-in users to edit content. ![]() The frontend: the theme visible to the user.To control where the scripts are output, specific hooks are used. This is done through the wp_register_script and wp_enqueue_script functions. Enqueuing the script: Adding it to the list of scripts to output on the page.Registering the script: Adding it to the central registry of all JavaScript files used on a site.There are two steps for adding a script to WordPress: The Scripts API will transform this information into well formed HTML script tags and output them on in the header or footer HTML of the page. Instead you tell WordPress which scripts you want to use, and how. In WordPress, JavaScript is never directly added to a page. Understanding the inner workings of the Scripts API ![]()
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