getnamevalidator method
Implementation
String? Function(String?) getnamevalidator(
{String? emptyErrorText, String? errorText, int? length}) {
final int txtlength = length ?? 6;
emptyErrorText ??= 'Please enter name';
errorText ??= 'Name should be $txtlength characters or more';
String? nameValidator(String? value) {
if (value == null || value.isEmpty) {
return emptyErrorText;
}
if (value.length < txtlength) {
return errorText;
}
return null;
}
return nameValidator;
}