jquery timeout

1setTimeout(function(){
2 	alert("Sup!"); 
3}, 2000);//wait 2 seconds

1
2 setTimeout(function(){ alert("Hello"); }, 3000);
3 

1setTimeout(() => { alert('Hello') }, 1000)

1setTimeout(function(){
2 	console.log("hello");
3}, 3000); //wait for atleast  3 seconds before console logging

1$(".submit_wide").click(function () {
2    $(this).val('Please wait..');
3    $(this).attr('disabled', true);
4    setTimeout(function() { 
5        $(this).attr('disabled', false);
6        $(this).val('Submit');
7    }, 2000);
8});

1time ut