Js往对象中添加一个数组对象

往数组allCourse中的对象添加一个新的数组children：

let allCourse=[
    {courseId: 20, courseName: "数据结构(C语言版)"},
    {courseId: 22, courseName: "体验课程（游客）"},
    {courseId: 26, courseName: "C程序设计"}		
]		
let data: [
     {classId: 32, className: "计科19(0)班"},
     {classId: 63, className: "计算机科学与技术20(6)"},
     {classId: 62, className: "计算机科学与技术20(5)"},
     {classId: 60, className: "计算机科学与技术20(2)"},
     {classId: 61, className: "计算机科学与技术20(1)"},
     {classId: 64, className: "数据结构_教师测试21(0)"},
     {classId: 35, className: "计科20(0)班"} 
]
for(let i=0;i

插入前：

 

插入后：