Aug 30, 2013 · There are ways to cheat, of course. promise.inspect() will return an object describing the state of the promise, like {state: "fulfilled", value: value} if it’s ready, or {state: …

Nov 13, 2015 · Results can be either array of results or object having values as results. Both results - fulfilled , rejected - should be same type of data structure. There are multiple possible …

Apr 30, 2021 · You have to change this to promise.catch(e => { promise.rejected = true; return Promise.reject(e)). In other words, .catch takes an rejected promise and "catches" it, and …

Feb 11, 2025 · The Promise.all () static method takes an iterable of promises as input and returns a single Promise. This returned promise fulfills when all of the input's promises fulfill (including …

Dec 15, 2020 · romise.allSettled([promises]) - This method waits for all promises to settle (resolve/reject) and returns their results as an array of objects. The results will contain a state …

May 22, 2023 · JavaScript Promise any () method is a static method that takes an array of promises as a parameter and returns the first fulfilled promise. It returns a rejected value when …

Sep 3, 2024 · To handle the result of a promise, you use .then() for fulfillment and .catch() for rejection: .then(result => console.log(result)) .catch(error => console.error(error)); async/await …

22 hours ago · In JavaScript, the Promise.allSettled() method allows for concurrent handling of multiple promises and returns a single promise. This promise resolves with a...

Apr 3, 2025 · The Promise.resolve() static method "resolves" a given value to a Promise. If the value is a promise, that promise is returned; if the value is a thenable, Promise.resolve() will …

Apr 10, 2025 · Appends fulfillment and rejection handlers to the promise, and returns a new promise resolving to the return value of the called handler, or to its original settled value if the …