npm-json2csv

Usage Example 01: (Direct export to CSV file)
var npmJson2csv = require("npm-json2csv")
var arrayOfObjects = [{ "id": 28, "Title": "Sweden" }, { "id": 56, "Title": "USA" }]; \\json2csvfile(JSONArray,filename,FieldArray)
npmJson2csv.json2csvfile(arrayOfObjects,"./test3",["Title"])

Usage Example 02: (Get String conversion of JSON in CSV format )
var npmJson2csv = require("npm-json2csv")
var arrayOfObjects = [{ "id": 28, "Title": "Sweden" }, { "id": 56, "Title": "USA" }];
\\convertToCSV (JSONArray,FieldArray)
var output=npmJson2csv.convertToCSV (arrayOfObjects,["Title"]);

FieldArray field is optional , which will limit the CSV to only given coloumns.