Asp. NET using SIGNALR to realize message push function pre-research and demo

Required environment: SIGNALR runs on the. NET 4.5 platform, which is illustrated here with ASP.net MVC 3;

I. INTRODUCTION

ASP. NET SIGNALR is a class library under ASP. NET, which enables real-time communication in ASP. NET projects.

Two. Principle

The implementation principle is similar to WCF or remoting, and is implemented using remote proxies. Implementation of the interface there are 2 kinds of persistentconnection and Hubs, of which persistentconnection is to achieve a long time JS round, hub is used to solve real-time information exchange problems, its use of JS dynamic load method to achieve, The client and server end use JSON to exchange data.

Three. Demo creation

1. Open nuget install Microsoft asp.net signalr