js sleep in loop code example

Example 1: javascript sleep

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...
}

Example 2: sleep js

function sleepFor( sleepDuration ){
    var now = new Date().getTime();
    while(new Date().getTime() < now + sleepDuration){ /* do nothing */ } 
}

// Use like so:

sleepFor(1000)
alert("hi")