Promise与其语法糖async的基本区别，await

记录一下Promise与其语法糖async的区别，await//例1asyncfunctionmyAsyncFn(){return'somevalues'}//等同于functionmyAsyncFn(){returnPromise.resolve('somevalues')}//示例2异步函数myAsyncFn(){await'something'}//等同于函数myAsyncFn(){returnPromise.resolve('something').then(()=>未定义)}