SOURCE

//寻找树形菜单的某一个数据
const finditem = (arr: Array<any>, key: string) => {
  let obj = "";
  finditemx(arr, key);
  return obj;
  function finditemx(arr: Array<any>, key: string) {
    for (let i = 0; i < arr.length; i++) {
      const item = arr[i];
      if (item.key === key) {
        obj = item;
        break;
      }
      if (item.children) {
        finditemx(item.children, key);
      }
    }
  }
};