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SignalR Real-time Application Cookbook by Roberto Vespa

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Broadcasting to all connected clients

After several examples where a single client was involved at a time, we'll start looking at scenarios where multiple clients are connected at the same time, and we'll start making them interact. We will see how a Hub can call back into all the connected clients from the context of a single remote method call performed by just one of them. This is where SignalR becomes a more interesting and outstanding library!

Getting ready

Before proceeding, we need to create a new empty web application, which we'll call Recipe07.

How to do it…

As usual, we need some simple steps to get started as follows:

  1. Add a Hub called EchoHub.
  2. Add an OWIN Startup class named Startup with its Configuration() method containing just a simple ...

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