sleep javascript

JavaScript
const sleep = (milliseconds) => {
  return new Promise(resolve => setTimeout(resolve, milliseconds))
}

/*Use like so*/

async function timeSensativeAction(){ //must be async func
  //do something here
  await sleep(5000) //wait 5 seconds
  //continue on...
}function sleep(milliseconds) {
  const date = Date.now();
  let currentDate = null;
  do {
    currentDate = Date.now();
  } while (currentDate - date < milliseconds);
}

console.log("Hello");
sleep(2000);
console.log("World!");await new Promise(r => setTimeout(r, 2000));async function init() {
  console.log(1);
  await sleep(1000);
  console.log(2);
}

function sleep(ms) {
  return new Promise((resolve) => {
    setTimeout(resolve, ms);
  });
}

// one liner
let sleep = ms => new Promise(resolve => setTimeout(resolve, ms)); wait(ms) {
        return new Promise(resolve => setTimeout(resolve, ms));
 }//Javascipt is asyncronous so you can't pause/block code execution
//You can delay doing something with setTimeout
setTimeout(function(){
 	alert("Sup!"); 
}, 2000);//wait 2 seconds
Source

Also in JavaScript: