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How To Use The WordPress Rest Api With Javascript Fetch
Expose the REST root URL and a nonce with wp_localize_script(), then call any endpoint from JS.
How To Add Inline Javascript In WordPress With Wp_Add_Inline_Script
Attach a small piece of JS to an already enqueued script. Use 'after' to print it after the script, or 'before' to print it before.
How To Use Jquery Correctly In WordPress
Declare jquery as a dependency and wrap your code in a function. WordPress runs jQuery in noConflict mode, so $ is not available globally.
How To Load Javascript With Defer Or Async In WordPress 6.3+
Since WordPress 6.3 you can pass an array as the fifth argument of wp_enqueue_script() to set the loading strategy.
How To Pass Php Data To Javascript In WordPress With Wp_Localize_Script
Use wp_localize_script() to expose PHP values such as the AJAX URL, a nonce or the site URL to your JS file.
