JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://underscorejs.org/underscore.js"></script>
<script src="https://raw.github.com/gist/1175460/fb7404d46cab20e31601740ab8b35d99a584f941/linq.js"></script>
<div> Test Linq Select for multiple fields   </div>

JavaScript

var Data = [{ "A": -27, "B": -39, C: "country 1" }, { "A": 28, "B": 0 , C: "country 2"}]

var filter = "  x =>    x['A'], x['C']  ";
            var findItem = Enumerable.From(Data)
                                 .Select(filter)
                                .ToArray();

            //alert(findItem.length);

console.log(findItem);