如何在Firebase中删除特定用户的子值？

Question

I want to delete the value "chocolate" under a specific userid, how can I do it? I dont know how to retrieve the key "-LPff5K_qPj7heMWiNfZ:". Say I am having a string chocolate now, how can I search this word in firebase and delete it? PLEASE HELP. Thank you!

Answer 1

我会这样：

更改每个用户-带有简单关键字的孩子很容易找到-我通常使用google提供的令牌，并且每次用户登录时都保持相同。 更改每个令牌-具有简单变量（如Hobby，name，ecc等）的子代。 您可以轻松地搜索每个用户和特定的孩子。 让我回家，我将发布一些代码：D