小编Mal*_*own的帖子

const todos = [{
  text: 'Check emails for the day',
  completed: true
},{
  text: 'Walk the dog',
  completed: true
},{
  text: 'Go to the store for groceries',
  completed: false
},{
  text: 'Pick up kids from school',
  completed: false
},{
  text: 'Do online classes',
  completed: false
}]

const sortTodos = function (todos) {
  todos.sort(function (a,b) {
    if (a.completed < b.completed) { // (or) a.completed === false && b.completed === true
      return -1
    } else if (b.completed < a.completed){ // (or) …