KestrunContext.BroadcastToGroupAsync method

Asynchronously broadcasts a message to a specific group of SignalR clients using the IRealtimeBroadcaster service.

public Task<bool> BroadcastToGroupAsync(string groupName, string method, object? message, 
    CancellationToken cancellationToken = default)

parameter	description
groupName	The name of the group to broadcast the message to.
method	The name of the method to invoke on the client.
message	The message to broadcast.
cancellationToken	Optional: Cancellation token.

Return Value

True if the message was broadcast successfully; otherwise, false.