Fix a name

Author: JialinXin

articles/azure-web-pubsub/reference-functions-bindings.md

@@ -5,7 +5,7 @@ author: vicancy
 ms.author: lianwei
 ms.service: azure-web-pubsub
 ms.topic: conceptual
-ms.date: 07/04/2022
+ms.date: 04/04/2023
 ---
 
 #  Azure Web PubSub trigger and bindings for Azure Functions
@@ -40,7 +40,7 @@ Working with the trigger and bindings requires you reference the appropriate pac
 > Install the client library from [NuGet](https://www.nuget.org/) with specified package and version.
 > 
 > ```bash
-> func extensions install --package Microsoft.Azure.WebJobs.Extensions.WebPubSub --version 1.0.0
+> func extensions install --package Microsoft.Azure.WebJobs.Extensions.WebPubSub
 > ```
 
 [NuGet package]: https://www.nuget.org/packages/Microsoft.Azure.WebJobs.Extensions.WebPubSub
@@ -94,19 +94,11 @@ public static void Run(
 `WebPubSubTrigger` binding also supports return value in synchronize scenarios, for example, system `Connect` and user event, when server can check and deny the client request, or send messages to the caller directly. `Connect` event respects `ConnectEventResponse` and `EventErrorResponse`, and user event respects `UserEventResponse` and `EventErrorResponse`, rest types not matching current scenario will be ignored. And if `EventErrorResponse` is returned, service will drop the client connection.
 
 ```cs
-[FunctionName("WebPubSubTriggerReturnValue")]
-public static MessageResponse Run(
-    [WebPubSubTrigger("<hub>", WebPubSubEventType.User, "message")]
-    UserEventRequest request,
-    ConnectionContext context,
-    string data,
-    WebPubSubDataType dataType)
+[FunctionName("WebPubSubTriggerReturnValueFunction")]
+public static UserEventResponse Run(
+    [WebPubSubTrigger("hub", WebPubSubEventType.User, "message")] UserEventRequest request)
 {
-    return new UserEventResponse
-    {
-        Data = BinaryData.FromString("ack"),
-        DataType = WebPubSubDataType.Text
-    };
+    return request.CreateResponse(BinaryData.FromString("ack"), WebPubSubDataType.Text);
 }
 ```