toJson method
Implementation
Map<String, dynamic> toJson() {
Map<String, dynamic> json = <String, dynamic>{};
if (texto.isNotEmpty) {
json['text'] = texto;
}
if (select.isNotEmpty) {
json['select'] = select;
}
if (checkbox.isNotEmpty) {
json['checkbox'] = checkbox;
}
if (data.isNotEmpty) {
json['data'] = data;
}
return json;
}