OBJ to JSON

function objToJson (obj, rootName) {
	var root = {};
  root[rootName] = {};
	objToJsonRecursive(root[rootName], obj);
	return root;
}

function objToJsonRecursive(root, obj) {
	for (var key in obj) {
		if (obj.hasOwnProperty(key)) {
			if (Object.prototype.toString.call(obj[key]) === '[object Array]') {
			root[key] = [];
			for (var innerKey in obj[key]) {
				var innerRoot = {};
				innerRoot['$class'] = obj[key][innerKey].constructor.name;
				console.log(innerKey);
				objToJsonRecursive(innerRoot, obj[key][innerKey]);
				root[key].push(innerRoot);
			}
		  }
		  else if (typeof obj[key] === 'object') {
			var innerRoot = {};
			innerRoot['$class'] = obj[key].constructor.name;
			root[key] = [];
			root[key].push(innerRoot);
			objToJsonRecursive(innerRoot, obj[key]);
		  }
		  else {
			root[key] = obj[key];
		  }
		}
	}
	if (!obj.hasOwnProperty('$class') && typeof obj.constructor !== 'undefined') {
		root['$class'] = obj.constructor.name;
	}
}

/*

test case

*/

/*

test case

*/

function ClassA()
{
	this.name = "Brian";
	this.job = "Developer";
}

function ClassB()
{
	this.chicken = "thigh";
  this.made = "made in canada";
}

var testObj = new ClassA();
var testObj2 = new ClassA();
testObj2.name = "David";

var testObj3 = new ClassB();
var testObj4 = new ClassB();

testObj.david = testObj2;
testObj.chickenList = [];
testObj.chickenList[0] = testObj3;
testObj.chickenList[1] = testObj4;

var result = objToJson(testObj, 'testxml');

console.log(JSON.stringify(testObj));
console.log(JSON.stringify(result));