toJson method Null safety
Implementation
Map<String, dynamic> toJson() => <String, dynamic>{
'address': address,
'label': _emailLabelToString[label],
'customLabel': customLabel,
'isPrimary': isPrimary,
};
Map<String, dynamic> toJson() => <String, dynamic>{
'address': address,
'label': _emailLabelToString[label],
'customLabel': customLabel,
'isPrimary': isPrimary,
};