Menelphor

void main() {
  final games = ["book", "blabla book", "book of ra", "book", "penis",];
  final searchString = ("Book").toUpperCase();

  final _searchResult = games
      .where((element) =>
      element.toUpperCase().contains(
        searchString,
      ))
      .toList();

Menelphor

void main() {
  bool test;
  
  if(test){
    print('hi');
  }
}

Menelphor

// https://github.com/flutter/flutter/issues/41005

// This app should accept a IBAN number, inserting spaces so 
// that 'DE34567890123456' becomes 'DE34 5678 9012 3456'. 

// However on inserting the whiteSpace, the keyboard switches
// back to the default Keyboard, making it annoying to
// insert long Iban Codes.