DataModel.fromJSON constructor Null safety
Implementation
factory DataModel.fromJSON(Map<String, dynamic> jsonMap) {
final data = DataModel(length: jsonMap["length"], items: jsonMap["items"]);
return data;
}
factory DataModel.fromJSON(Map<String, dynamic> jsonMap) {
final data = DataModel(length: jsonMap["length"], items: jsonMap["items"]);
return data;
}