Promise.prototype.finally() vs Promise.resolve()
Promise.prototype.finally() and Promise.resolve() are both JavaScript Promise APIs, and choosing between them is a common point of confusion. This page compares their syntax, parameters, return values, and typical use cases so you can pick the right one. Promise.prototype.finally(): Attaches a handler that runs regardless of outcome. Its syntax is promise.finally(onFinally). Promise.resolve(): Returns a Promise resolved with the given value. Its syntax is Promise.resolve(value). Example of Promise.prototype.finally(): Promise.resolve().finally(() => console.log("done")). Example of Promise.resolve(): Promise.resolve(42). Read the full references for Promise.prototype.finally() and Promise.resolve() to see edge cases, time complexity, browser support, and the mistakes developers most often make with each. Other Promise APIs worth comparing: Promise.prototype.then(), Promise.prototype.catch(), Promise.reject(), Promise.all(), Promise.allSettled(), Promise.race(). Both belong to the Promise category in the JS Reference documentation, which covers 11 entries in total. Try both in the JavaScript playground to see the behavioral difference live.