js sleep

sleep_async.js

function sleep(ms){
  return new Promise((resolve)=>setTimeout(resolve,ms));
}
async function test(){
  var temple=await sleep(1000);
  console.log(1111)
  return temple
}
test();

sleep_for.js

// 利用循环
function sleep(d){
  for(var t = Date.now() ; Date.now()-t <= d ;)
  {
    continue;
  }
}
  

sleep_generate.js

function* sleep(ms){
   yield new Promise(function(resolve,reject){
             console.log(111);
             setTimeout(resolve,ms);
        })  
}
sleep(500).next().value.then(()=>{
  console.log(11111)
})

sleep_node_sleep.js

var sleep = require('sleep');
var n=10;

sleep.sleep(n) //sleep for n seconds
sleep.msleep(n) //sleep for n miliseconds
sleep.usleep(n) //sleep for n microseconds (1 second is 1000000 microseconds)

sleep_promise.js

function sleep(ms) {
  return new Promise(resolve => 
      setTimeout(resolve, ms)
  )
}
sleep(3000).then(()=>{
   //code
})