group-telegram.com/reactify_IT/1399
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Last Update:
Last Update:
Задача №1
setTimeout(() => {
console.log('setTimeout')
})
const promise = new Promise((resolve, reject) => {
console.log(1);
setTimeout(() => {
console.log("timerStart");
resolve("success");
console.log("timerEnd");
}, 0);
Promise.resolve().then(() => {
console.log('resolve')
})
console.log(2);
});
promise.then((res) => {
console.log(res);
});
console.log(4);
Задача №2
setTimeout(function timeout() {
console.log('Таймаут 1');
}, 0);
let p = new Promise(function(resolve, reject) {
console.log('Создание промиса');
setTimeout(function timeout() {
console.log('Таймаут 2');
}, 0);
resolve();
});
p.then(function(){
console.log('Обработка промиса');
});
console.log('Конец скрипта');Задача №3
const myPromise = (delay) => new Promise((res, rej) => { setTimeout(res, delay) })
setTimeout(() => console.log('in setTimeout1'), 1000);
myPromise(1000).then(res => console.log('in Promise 1'));
setTimeout(() => console.log('in setTimeout2'), 100);
myPromise(2000).then(res => console.log('in Promise 2'));
setTimeout(() => console.log('in setTimeout3'), 2000);
myPromise(1000).then(res => console.log('in Promise 3'));
setTimeout(() => console.log('in setTimeout4'), 1000);
myPromise(5000).then(res => console.log('in Promise '));
Задача №4
console.log(1);
setTimeout(() => console.log(2));
Promise.resolve().then(() => console.log(3));
Promise.resolve().then(() => setTimeout(() => console.log(4)));
Promise.resolve().then(() => console.log(5));
setTimeout(() => Promise.resolve().then(() => console.log(6)));
console.log(7);
Задача №5
console.log('start');
const promise1 = Promise.resolve().then(() => {
console.log('promise1');
const timer1 = setTimeout(() => {
console.log('timer1')
const promise2 = Promise.resolve().then(() => {
console.log('promise2');
const timer2 = setTimeout(() => {
console.log('timer2')
}, 0)
})
}, 0);
});
const timer3 = setTimeout(() => {
console.log('timer3');
const promise3 = new Promise(resolve => {
setTimeout(() => {
console.log('promise3');
resolve();
}, 0);
}).then(() => {
console.log('promise3 then');
})
}, 0);
async function asyncFunction() {
console.log('async start');
await new Promise(resolve => setTimeout(resolve, 0));
console.log('async middle');
await Promise.resolve().then(() => console.log('async promise'));
console.log('async end');
}
asyncFunction();
console.log('end');