I'm storing some data in firebase and displaying it in a ListView, but I want to reverse the order of query results by clicking a dropdown 'sort by newest' or 'sort by oldest' option. How to have a dynamic order by?
I'm storing some data in firebase and displaying it in a ListView, but I want to reverse the order of query results by clicking a dropdown 'sort by newest' or 'sort by oldest' option. How to have a dynamic order by?