error: Non-nullable instance field ‘textResult’ must be initialized. (not_initialized_non_nullable_instance_field at [aplikasi_scan_plat_nomor] libscreenhome.dart:18)
class _HomeState extends State {
String textResult;
error: Non-nullable instance field ‘textResult’ must be initialized. (not_initialized_non_nullable_instance_field at [aplikasi_scan_plat_nomor] libscreenhome.dart:18)
class _HomeState extends State {
String textResult;
2
Answers
With the sound null safety, our definitions should care about null cases.
So you can use
String textResult = "";orString? textResult;for your code.You can add late keyword before the variable.