2023-10-24 react+ts 遍历双重对象嵌套数组

  useEffect(() => {
    if (value) {
      const arr = value;
      for (const k in arr) {
        console.log(k, arr[k]);
        arr[k].key = arr[k].id;
        arr[k].title = arr[k].name;
        for (const k2 in arr[k].children) {
          arr[k2].key = arr[k2].id;
          arr[k2].title = arr[k2].name;
        }
      }
      // console.log("arr ==>", arr);
      seData2(arr);
    }
  }, [value]);

  const value = [
    {
      title: 'title1',
      key: 1,
      childern: [
        {
          title: 'title11',
          key: 11,
          childern: []
        }
      ]
    },
    {
      title: 'title2',
      key: 2,
    }
  ]