I want to retrieve "7753400075_Canada_twinpalms_||_twinpalms_20170824001545_F5BA7F33AD51CE283332001BEC409A46" key, How to do so? Here is my code...I want to retrieve "7753400075_Canada_twinpalms
阅读背景：
如何使用java从Firebase检索新添加的子项的父键
来源：互联网
分享到：
