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Promise - withResolvers

JavaScript

Promise.js Raw #

// neni nutne vracet new Promise jak je vsude v prikladech

// 1
async function test () {
	let resolve, reject;

const promise = new Promise((res, rej) => {
  resolve = res;
  reject = rej;
});

	setTimeout(() => {
	 Math.random() > 0.5 ? resolve("ok") : reject("not ok");

	}, 1500)

	return promise	
}

test().then(res => console.log(res)).catch(err => console.log(err))


// 2
const { promise, resolve, reject } = Promise.withResolvers();
Math.random() > 0.5 ? resolve("ok") : reject("not ok");