find biggest number in javascript array
var peopleData = [ { name: "Paul", height: 180, age: 21 }, { name: "Johnny", height: 198, age: 43 }, { name: "Brad", height: 172, age: 49 }, { name: "Dwayne", height: 166, age: 15 } ]; //Find biggest height number var maxHeight = 0; for (var i = 0; i < heights.length; i++) { if (peopleData[i].height > maxHeight) { maxHeight = peopleData[i].height; //if you console.log(maxHeight); you should get 198 } }