socket_io_client 0.8.2

  • Installing
  • Versions
  • 43

Port of awesome JavaScript Node.js library - v2.0.1 - in Dart


import 'package:socket_io/socket_io.dart';
import 'package:socket_io_client/socket_io_client.dart' as IO;

main() {
    // Dart server
    var io = new Server();
    var nsp = io.of('/some');
    nsp.on('connection', (Socket client) {
      print('connection /some');
      client.on('msg', (data) {
        print('data from /some => $data');
        client.emit('fromServer', "ok 2");
      io.on('connection', (Socket client) {
        print('connection default namespace');
        client.on('msg', (data) {
          print('data from default => $data');
          client.emit('fromServer', "ok");

    // Dart client
    IO.Socket socket ='http://localhost:3000');
    socket.on('connect', (_) {
     socket.emit('msg', 'test');
    socket.on('event', (data) => print(data));
    socket.on('disconnect', (_) => print('disconnect'));
    socket.on('fromServer', (_) => print(_));

Notes to Contributors


If you'd like to contribute back to the core, you can fork this repository and send us a pull request, when it is ready.

If you are new to Git or GitHub, please read this guide first.

Who Uses

  • Quire - a simple, collaborative, multi-level task management tool.
  • KEIKAI - a web spreadsheet for Big Data. Dart Server

Use this package as a library

1. Depend on it

Add this to your package's pubspec.yaml file:

  socket_io_client: ^0.8.2

2. Install it

You can install packages from the command line:

with pub:

$ pub get

Alternatively, your editor might support pub get. Check the docs for your editor to learn more.

3. Import it

Now in your Dart code, you can use:

import 'package:socket_io_client/socket_io_client.dart';
Version Uploaded Documentation Archive
0.8.2 Jun 4, 2018 Go to the documentation of socket_io_client 0.8.2 Download socket_io_client 0.8.2 archive
0.8.1 May 25, 2018 Go to the documentation of socket_io_client 0.8.1 Download socket_io_client 0.8.1 archive
0.8.0 Apr 9, 2018 Go to the documentation of socket_io_client 0.8.0 Download socket_io_client 0.8.0 archive
Describes how popular the package is relative to other packages. [more]
Code health derived from static analysis. [more]
Reflects how tidy and up-to-date the package is. [more]
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Learn more about scoring.

We analyzed this package on Oct 19, 2018, and provided a score, details, and suggestions below. Analysis was completed with status tool failures using:

  • Dart: 2.0.0
  • pana: 0.12.4


Detected platforms: unsure

Error(s) prevent platform classification:

Fix dependencies in pubspec.yaml.

Analysis issues and suggestions

Fix dependencies in pubspec.yaml.

Running pub upgrade failed with the following output:

ERR: The current Dart SDK version is 2.0.0.
 Because socket_io_client depends on socket_io any which requires SDK version >=1.0.0 <2.0.0, version solving failed.

Health suggestions

Format lib/socket_io_client.dart.

Run dartfmt to format lib/socket_io_client.dart.

Format lib/src/engine/parseqs.dart.

Run dartfmt to format lib/src/engine/parseqs.dart.

Format lib/src/engine/socket.dart.

Run dartfmt to format lib/src/engine/socket.dart.

Fix additional 8 files with analysis or formatting issues.

Additional issues in the following files:

  • lib/src/engine/transport/jsonp_transport.dart (Run dartfmt to format lib/src/engine/transport/jsonp_transport.dart.)
  • lib/src/engine/transport/polling_transport.dart (Run dartfmt to format lib/src/engine/transport/polling_transport.dart.)
  • lib/src/engine/transport/transports.dart (Run dartfmt to format lib/src/engine/transport/transports.dart.)
  • lib/src/engine/transport/websocket_transport.dart (Run dartfmt to format lib/src/engine/transport/websocket_transport.dart.)
  • lib/src/engine/transport/xhr_transport.dart (Run dartfmt to format lib/src/engine/transport/xhr_transport.dart.)
  • lib/src/manager.dart (Run dartfmt to format lib/src/manager.dart.)
  • lib/src/on.dart (Run dartfmt to format lib/src/on.dart.)
  • lib/src/socket.dart (Run dartfmt to format lib/src/socket.dart.)

Maintenance issues and suggestions

Fix platform conflicts. (-20 points)

Error(s) prevent platform classification:

Fix dependencies in pubspec.yaml.

Maintain (-20 points)

Changelog entries help clients to follow the progress in your code.

The description is too short. (-20 points)

Add more detail about the package, what it does and what is its target use case. Try to write at least 60 characters.

Maintain an example. (-10 points)

Create a short demo in the example/ directory to show how to use this package. Common file name patterns include: main.dart, example.dart or you could also use socket_io_client.dart.


Package Constraint Resolved Available
Direct dependencies
Dart SDK >=1.0.0