代码语言:javascript 代码运行次数:0 运行 AI代码解释 functionsleep(time){returnnewPromise(resolve=>{setTimeout(()=>{console.log(time,'time')resolve()},time)})}function*main(time){yieldsleep(time)`在这里插入代码片`}consttest=()=>{Promise.resolve().then(()=>main(1000).next().value).then...
awaitcan only be executed in functions prefixed with theasynckeyword, or at the top level of your script inan increasing number of environments. awaitonly pauses the currentasyncfunction. This means it's not blocking the execution of the rest of the script, which is what you want in the v...
async function delayedGreeting() { console.log('Hello'); await sleep(2000); // await只暂停当前的异步函数 console.log('World!'); } delayedGreeting(); console.log('Goodbye!'); 上面的代码会依次打印出: Hello Goodbye! World! 这样,你可以根据需要灵活地使用不同的方法和技术来实现JavaScript中的延...
JavaScript 利用 async await 实现 sleep 效果,constsleep=(timeountMS)=>newPromise((resolve)=>{setTimeout(resolve,timeountMS);});(async()=>{console.log('11111111,'+newDate());awaitsleep(2000);console.log('
同Narrative JS一样,jwacs也需要预编译,预编译器是用 LISP 语言编写。目前也是 Alpha 的版本。两者的更多介绍和比较可以参阅 SitePoint 上的新文章:Eliminating async Javascript callbacks by preprocessing 编写复杂的JavaScript脚本时,有时会有需求希望脚本能停滞指定的一段时间,类似于 java 中的 Thread.sleep 或者 ...
function sleep3(ms) { return new Promise(function(resolve, reject) { setTimeout(resolve, ms) }) } async function init() { await sleep3(1000); } init().then(() => { console.log(3000) }) 1|0参考文章js实现sleep函数 __EOF__ 本文作者:_Slepping 本文链接:https://www.cnblogs.com...
function sleep(ms) { return new Promise(resolve => setTimeout(resolve, ms)); } console.log('Hello'); sleep(2000).then(() => { console.log('World!'); }); 1. 2. 3. 4. 5. 6. 运行这段代码,你会在控制台看到 “Hello”。然后,在短暂的两秒钟后,“World!”v会接着出现。这是一种...
How to delay a loop in JavaScript using async/await, In this article, we are using JavaScript either by web browser or Node.js. We all face a difficult situation in delaying a loop in JavaScript unlike C++ where we have sleep() function, but there is nothing like this in JavaScript. Al...
JavaScript是单线程语法,没有语言内置的休眠(sleep or wait)函数,所谓的sleep只是实现一种延迟执行的效果,无论是使用ES5,Promise,generator或者async await实现sleep,核心只是应用到了setTimeout方法。 setTimeout 代码语言:txt AI代码解释 let sleepFun = function(fun, time) { ...
这里需要提到的一个问题是,这个sleep()在执行的时候是“block”程序的继续执行的。它不是同步的。如果想让它同步执行,不妨碍执行之后的代码,我们可以使用async/await关键字。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 (asyncfunction(){console.log('Do some thing, '+newDate());awaitsleep(3000);...