var example = require("example"); a = new example.intSum(1); b = new example.doubleSum(100.0); c = new example.intSum(); // Use the objects. They should be callable just like a normal // javascript function. for (i=1;i<=100;i++) { a.call(i); // Note: function call b.call(Math.sqrt(i)); // Note: function call c.call(i); } console.log(a.result()); console.log(b.result()); console.log(c.result());