The Fetch API is a relatively new interface for fetching resources (including across the network) in web browsers. It was introduced in the year 2015, as a part of the ES6 (ECMAScript 2015) ...
fetchLater() is a JavaScript API to request a deferred fetch. Once called in a document, a deferred request is queued by the browser in the PENDING state, and will be invoked by the earliest of the ...