1const books = [
2 {id: 1, name: 'The Lord of the Rings'},
3 {id: 2, name: 'A Tale of Two Cities'},
4 {id: 3, name: 'Don Quixote'},
5 {id: 4, name: 'The Hobbit'}
6]
7
8compareObjects(object1, object2, key) {
9 const obj1 = object1[key].toUpperCase()
10 const obj2 = object2[key].toUpperCase()
11
12 if (obj1 < obj2) {
13 return -1
14 }
15 if (obj1 > obj2) {
16 return 1
17 }
18 return 0
19}
20
21books.sort((book1, book2) => {
22 return compareObjects(book1, book2, 'name')
23})