📅  最后修改于: 2022-03-11 15:04:16.659000             🧑  作者: Mango
const add = (num1, num2) => num1 + num2;
const result = (num1, num2, cb) => {
return "result is:" + cb(num1, num2);
}
const res = result(12, 13, add);