We have 3 steps to convert/parse JSON into Dart Object, Array: get JSON object from string using jsonDecode () function. 2.使用dio发送get请求的传参方式. In flutter # If you use dio in flutter development, you'd better to decode json in background with [compute] function. Use the following command: flutter create dio_networking. You can find a brief description here. Parsing JSON data. And then run — flutter pub get if your code editor does not automatically fetch dependencies for you. dependencies: http: ^0.12.0+4 //add this line. These methods simplify the development of REST-based mobile applications. json_decoder.dart This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. Send data to the server through the http package. flutter跨平台开发一点一滴分析系列文章系列文章 在这里了. I know it is too late but this worked for me: Step 1. Thankfully, that yaml file comes with some comments explaining how to add assets to our Flutter app. Flutter DIO IN FLUTTER. Many of us do not have an idea about… | by … Replace the content of your main.dart file with the following: Open pubspec.yaml file and add the below lines of code. I was bit busy at other works. This command automatically adds the dio package in your pubspec.yaml file. The mock data will be stored in a JSON file and will include just the basic fields needed right now: id, createdAt, username, imageUrl, and text. dependencies: http: ^0.12.0+4 //add this line. Firstly, need to create a new flutter project or simply only any existing flutter project where you want to implement read local JSON file in flutter. dio_helper_flutter API docs, for the Dart programming language. We are using the http.dart package in our flutter project to sent and receive data from server using Get and Post methods. Dio sends empty form body in POST request #88 - GitHub Steps to Convert Response From JSON to Object In Flutter? Open pubspec.yaml file in code editor and find dependencies and Put http: ^0.12.0 in next line like i did in below code. Types of API Response JSON Data . Create a model for it using json_serializable package by making your model explicitToJson to true as it explained here in official flutter docs. To review, open the file in an editor that reveals hidden Unicode characters. A Computer Science portal for geeks. Calling network APIs. Flutter You can simply resolve that by casting your List to String.. By casting the token list using toString() method you will get a String like this "['token1','token2']".