WebSocketFeatureOptionsSetUrl 方法
            设置WebSocket连接的URL路径
            
命名空间: TouchSocket.Http.WebSockets程序集: TouchSocket.Http (在 TouchSocket.Http.dll 中) 版本:4.0.0-beta.143+5fcca7a4e70968794985dc3793adc50531308be6
public WebSocketFeatureOptions SetUrl(
	string url = "/ws"
)
Public Function SetUrl ( 
	Optional url As String = "/ws"
) As WebSocketFeatureOptions
member SetUrl : 
        ?url : string 
(* Defaults:
        let _url = defaultArg url "/ws"
*)
-> WebSocketFeatureOptions 
- url  String  (Optional)
 - WebSocket连接路径,如果为null或空则表示所有连接都解释为WS
 
WebSocketFeatureOptions返回当前配置选项实例,支持链式调用