前端js或后端java，帮助解析对象数组

Question

求助：

前台现有数据：

{"学生":["小红","小明","小白"],"班级":["1班","2班"]}

现需要转换为数据：

[{"学生":"小红","班级":"1班"},{"学生":"小明","班级":"1班"},{"学生":"小白","班级":"1班"},
{"学生":"小红","班级":"2班"},{"学生":"小明","班级":"2班"},{"学生":"小白","班级":"2班"}]
有没有大佬可以帮助

Answer 1

    var stu_info = {
      "学生":["小红","小明","小白"],
      "班级":["1班","2班"]
    }
    var keys = Object.keys(stu_info)
    var stu_arr = Object.values(stu_info)
    var new_arr = []
    stu_arr[0].map(item1=>{
      stu_arr[1].map(item2=>{
        new_arr.push({
          [keys[0]]:item1,
          [keys[1]]:item2
        })
      })
    })
    console.log(new_arr);