recursive javaScript function used to pull all string values from a JSON Object

getStringFromJson.js

  function getStringsFromJson(json) {
  var values = [];
	for (var prop in json) {
		(function findStr(obj) {
			if (typeof obj == 'string') {
				values.push(obj);
			} else if (obj instanceof Array) {
				for (var i = obj.length - 1; i > -1; i--) {
					var val = obj[i];
					findStr(val);
				}
			} else if (typeof obj == 'object' && obj instanceof Object) {
				values = values.concat(getStringsFromJson(obj));
			}
		})(json[prop]);
	}

 	return values;

};

function returnStringsFromJson(json) {
	var values = [];
	for (var node in json) {
		if (json.hasOwnProperty(node)) {
			if (typeof json[node] === 'string') {
				values.push(json[node]);
			}
			if (typeof json[node] === 'object' && json[node] instanceof Object) {
				values = values.concat(returnStringsFromJson(json[node]));
			}
		}
	}
	return values;
}