copyWith method
Implementation
RemoveColumn copyWith({ String? taxable,
String? gst,
}) => RemoveColumn( taxable: taxable ?? _taxable,
gst: gst ?? _gst,
);
RemoveColumn copyWith({ String? taxable,
String? gst,
}) => RemoveColumn( taxable: taxable ?? _taxable,
gst: gst ?? _gst,
);