how to add a delay in javascipt code example

Example 1: delay in js

var delayInMilliseconds = 1000; //1 second

setTimeout(function() {
  //your code to be executed after 1 second
}, delayInMilliseconds);

Example 2: jquery delay to call function

$(this).delay(1000).queue(function() {

     // your Code | Function here
     
     $(this).dequeue();
  
  });