how closure works totally different in loop 21 21 21 21

Solutions on MaxInterview for how closure works totally different in loop 21 21 21 21 by the best coders in the world

showing results for - "how closure works totally different in loop 21 21 21 21"
Alessandra
05 Feb 2020
1Explanation From Medium: 
2
3//https://medium.com/brandsoft/variable-scope-and-iifes-in-javascript-3cf85f79597e#:~:text=By%20using%20an%20IIFE%2C%20we,when%20the%20IIFE%20is%20executed.
4
5Code:
6
7// for (var i = 0; i<=5; i++){  // this type of problem created
8//     setTimeout(function (){
9//         console.log('Current Value is ' + i); 
10//     }, 1000 * i)
11// }
12
13// for (var i = 0; i <= 5; i++) {
14//     (function (n) { // to avoid previous example's fault
15//         setTimeout(function () {
16//             console.log('Current Value is ' + n);
17//         }, 1000 * n)
18//     })(i);
19// }
20
21// for (let i = 0; i<=5; i++){ // in this case (let) behaves different from var
22//     setTimeout(function (){
23//         console.log(i);
24//     }, 1000 * i)
25// }
26
similar questions