Nice Little Javascript Scope Challenge

why.js

// credit: http://rzrsharp.net/2011/06/27/what-does-coffeescripts-do-do.html

var closures = [];
function createClosures() {
  for (var i = 0; i < 5; i++) {
    closures[i] = function() {
      console.log("i=" + i);
    }
  }
}

function run() {
  for (var i = 0; i < 5; i++) {
    closures[i]();
  }
}

createClosures();
run();