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This article mainly introduces "how to use async/await to solve traffic light problems". In daily operation, I believe many people have doubts about how to use async/await to solve traffic light problems. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful for you to answer the doubts about "how to solve traffic light problems with async/await". Next, please follow the editor to study!

The red light is on for one second, then the yellow light is on for two seconds, then the green light is on for three seconds, repeat the red light

Function wait (time) {

Return new Promise (resolve= > {

SetTimeout (resolve, time)

})

}

Async function red () {

Console.log ('Red:' + new Date ())

Await wait (1000)

Yellow ()

}

Async function yellow () {

Console.log ('Yellow:' + new Date ())

Await wait (2000)

Green ()

}

Async function green () {

Console.log ('Green:' + new Date ())

Await wait (3000)

Red ()

}

Red ()

It can be seen that the use of async / await is a complete translation of natural language logic, without the hassle of asynchronous code. There is no problem with the output.

At this point, the study on "how to solve the traffic light problem with async/await" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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