message method
The error message to be displayed if validation fails.
This message indicates that the file type is not allowed.
Implementation
@override
String message(dynamic value, [List<String>? options]) =>
'The file type is not allowed.';
The error message to be displayed if validation fails.
This message indicates that the file type is not allowed.
@override
String message(dynamic value, [List<String>? options]) =>
'The file type is not allowed.';