arrayFilter.js

let data  = [
    {id: 1, title: "Don't Waste your life ", price: 33, Author: "John Piper"},
    {id: 2,  title: "Living for a greater purpose", price: 12, Author: "JH Baritam"},
    {id: 3, title: "The call for Mercy", price: 405, Author: "Lekia Yiga"},
    {id: 4, title: "Heart Blindness", price: 550, Author: "Unknown author"}
];
let discountedBooks = data.filter(item => item.price > 100);
console.log(discountedBooks);
//result
/*
(2) [{…}, {…}]0: 
{id: 3, title: "The call for Mercy", price: 405, Author: "Lekia Yiga"}1: 
{id: 4, title: "Heart Blindness", price: 550, Author: "Unknown author"}
length: 2__proto__: Array(0)

*/