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[英]How to retrieve Current user name from firebase real-time database in Flutter
[英]Flutter - How to retrieve last item from firebase real time database?
您可以使用limitToLast()
獲取數據庫中的最后一項:
/// Create a query with limit and anchor it to the end of the window.
Query limitToLast(int limit) {
assert(!_parameters.containsKey('limitToLast'));
return _copyWithParameters(<String, dynamic>{'limitToLast': limit});
}
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