flutter read json file code example

Example 1: read json file flutter

Future<String>_loadFromAsset() async {
  return await rootBundle.loadString("assets/quiz.json");
}

Future parseJson() async {
    String jsonString = await _loadFromAsset();
    final jsonResponse = jsonDecode(jsonString);
}

Example 2: flutter generate json files

flutter packages pub run build_runner build

Example 3: parse json to dart model

import 'dart:convert';

main() {
  String nestedObjText =
      '{"title": "Dart Tutorial", "description": "Way to parse Json", "author": {"name": "bezkoder", "age": 30}}';

  Tutorial tutorial = Tutorial.fromJson(jsonDecode(nestedObjText));

  print(tutorial);