distinct

import { distinct } from '@progress/kendo-data-query';

const data = [
    { name: "Pork", category: "Food", subcategory: "Meat" },
    { name: "Pepper", category: "Food", subcategory: "Vegetables" },
    { name: "Beef", category: "Food", subcategory: "Meat" }
];

const result = distinct(data, "subcategory");

// output:
// result => [
//     { name: "Pork", category: "Food", subcategory: "Meat" },
//     { name: "Pepper", category: "Food", subcategory: "Vegetables" }
// ];