singleWhere method
Implementation
E singleWhere(bool Function(E element) test, {E Function()? orElse}) {
return value.singleWhere(test, orElse: orElse);
}
E singleWhere(bool Function(E element) test, {E Function()? orElse}) {
return value.singleWhere(test, orElse: orElse);
}