SOURCE

const arr1 = [1, 2, 3, 4, 5];
const arr2 = [{age: 10},{age: 20},{age: 30},{age: 40}];

const max1 = Math.max.apply(null, arr1); // 5
const max2 = Math.max.apply(null, arr2.map(item => item.age)); // 40
// 此方法需要注意异常处理，防止取0项为 undefined 后续 . 取值出现报错
// const arr1 = [1, 2, 3, 4, 5];
// const arr2 = [{age: 10},{age: 20},{age: 30},{age: 40}];

// const max1 = arr1.sort((a, b) => b - a)[0]; // 5
// const max2 = arr2.sort((a, b) => b.age - a.age)[0].age; // 40