📜  Promise - 任何代码示例

📅  最后修改于: 2022-03-11 14:56:12.209000             🧑  作者: Mango

代码示例6
let doSecond = () => {
  console.log('Do second.')
}

let doFirst = new Promise((resolve, reject) => {
  setTimeout(() => {
    console.log('Do first.')

    resolve()
  }, 500)
})

doFirst.then(doSecond)