closures.js

var returnMeAFunction = function () {
  var integer = 1;
  var string  = "Pancakes";
  
  var f = function () {
    console.log("integer is " + integer + " and string is " + string + ".");
  }
  
  return f;
}

var newFunction = returnMeAFunction();

newFunction();
// integer is 1 and string is Pancakes.