Как рекурсивно добавить элементы массива в childrens?
const arr = [{id: 1, name: '...'}, {id: 2, name: '...'}, {id: 3, name: '...'}]
Получить
[{id: 1, name: '...', childrens: [{id: 2, name: '...', childrens: [{id: 3, name: '...'}] } ] }];
const arr = [{id: 1, name: '...'}, {id: 2, name: '...'}, {id: 3, name: '...'}]
Получить
[{id: 1, name: '...', childrens: [{id: 2, name: '...', childrens: [{id: 3, name: '...'}] } ] }];