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Performance of promise
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promise(1000) // |-----| | |
.then(msg => { | |
console.log(msg) | |
}) | |
promise(2000) // |-----|-----| | |
.then(msg => { | |
console.log(msg) | |
}) | |
promise(3000) // |-----|-----|-----| | |
.then(msg => { | |
console.log(msg) | |
}) | |
// Result | |
/* | |
Promise 1000 start | |
Promise 2000 start | |
Promise 3000 start | |
Promise 1000 end | |
Promise 2000 end | |
Promise 3000 end | |
*/ |
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