blog codes -clausuras part 4

gistfile1.js

var myObject = (function ( ) {
     var value = 0;
     return {
          increment: function (inc) {
               value += typeof inc === 'number' ? inc : 1;
     },
          getValue: function ( ) {
               return value;
               }
     };
     }( ));
myObject.increment();
myObject.increment();
console.log(myObject.getValue());  //2