网上一搜大把啊

Page({

data: {

},

onLoad(){

this.code1().then(() => {

this.code2()

})

},

code1() {

return new Promise((resolve, reject) => {

setTimeout(function () {

resolve(console.log(‘code11111111111’));

}, 3000)

})

},

code2() {

console.log(‘code2222222222222222’)

},

})