double.parse and toDouble() do not seem to work in DartPad · Issue #1646 · dart-lang/dart-pad · GitHub
![dart - _CastError (type 'String' is not a subtype of type 'int?' in type cast) Flutter - Stack Overflow dart - _CastError (type 'String' is not a subtype of type 'int?' in type cast) Flutter - Stack Overflow](https://i.stack.imgur.com/pFQru.jpg)
dart - _CastError (type 'String' is not a subtype of type 'int?' in type cast) Flutter - Stack Overflow
Vandad Nahavandipoor on X: "🔥Do you know what the #fold() #function does on #Iterable<T> in Dart / Flutter 💙? It's a really powerful way of # converting your Iterable<T> into a whole new
![Default values and Data type conversion in dart | String to int and Double | int to string - YouTube Default values and Data type conversion in dart | String to int and Double | int to string - YouTube](https://i.ytimg.com/vi/ifonapNs0x4/maxresdefault.jpg)