Using the return value of a Hub method
So far, we examined different ways to push information from a server Hub to the connected clients; in particular, we saw how to perform a client-side call just on the caller in the Calling back the caller from a Hub's method recipe. All these techniques have one thing in common: the remote call is performed through the Clients
member exposed by Hub
. However, in the special case of communicating just with the caller, we can use a different, and in some way more natural, way to do it: have the Hub method return a value.
Getting ready
For this recipe, we need a new empty web application, which we'll call Recipe13
.
How to do it…
We're ready to start adding our SignalR stuff, as usual. We need to perform the next ...
Get SignalR Real-time Application Cookbook now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.