time in settimeout code example

Example 1: javascript settimeout

setTimeout(function(){
 	alert("Sup!"); 
}, 2000);//wait 2 seconds

Example 2: javascript settimeout

console.log('hello');
setTimeout(() => {
  console.log('async message that appears on the screen in 1 second')
}, 1000);
console.log('world');

// hello
// world
// async message that appears on the screen in 1 second