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@flxxyz
Created October 21, 2021 09:20
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Promise.resolve()
.then(() => {
return new Promise((resolve) => {
setTimeout(() => {
resolve(1);
}, 3000);
});
})
.then((res) => {
console.log(res); // 这里就是 1
return 2;
})
.then((res) => {
console.log(res); // 这里就是 2
return new Promise((resolve) => {
setTimeout(() => {
resolve(3);
}, 1000);
});
})
.then((res) => {
console.log(res); // 这里就是 3
});
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