js master class - phillipdornauer

js-masterclass-2.js

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

// Code

(function(exportName, container){

	var index;

	function log(){
	  console.log(index);
	}

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

	container[ exportName ] = function( start ){
		index = start;
		iterate();
	};

})("countdown", this);