Closure 1

Closure 2

// Exercise 2 - Closures
// Wrap the following code in a closure and export only the "countdown" function.

// Code

(function(name, obj) {
  var index;
  
  function log(){
    console.log(index);
  }

  function iterate(){
    log();
    if(index>1) setTimeout(iterate, 1000);
    index--;
  }

  function countdown(times){
    index = times;
    iterate();
  }

  obj[name] = countdown
})('countdown', this)

countdown(20)

JSMasterclass

// Exercise 2 - Closures
// Wrap the following code in a closure and export only the "countdown" function.

// Code

(function(name, obj, times) {
  var index;
  
  function log(){
    console.log(index);
  }

  function iterate(){
    log();
    if(index>1) setTimeout(iterate, 1000);
    index--;
  }

  function countdown(){
    index = times;
    iterate();
  }

  obj[name] = countdown
})('countdown', this, 20)

countdown()