Arduino handles JSON data, arduinojson assistant

Take a brief note of , Idle toss ESP32,WiFi Get it API The weather , Acquired JSON It's multi-layered , There are two layers of code in the routine ,

follower = doc["data"]["follower"];

No systematic understanding of JSON, It's kind of a doughnut , I accidentally found an extremely simple operation ：

website ：Assistant | ArduinoJson 6

Click on the top Assistance assistant ,

choice ESP32, Mode selected in Deserialize, Input type depends on what you need , My is String, Click on Next：JSON

Move on to the next step

  Will give a recommended storage size , Move on to the next step

Will automatically generate all for you JSON member , The name is also well defined , Can be called directly .