vue js对象数组求和答:let lists = [{ year: "2021", name: "服务费", price:3000,tablelist: [{ price:3000 }]},{ year: "2020", name: "服务费", price:6000,tablelist: [{ price:3000 },{ price:2000 },{ price:1000 }]},]const sum = (acc, cur) => acc + cur for (let i = 0; i <...