feat:健壮websocket

@@ -32,7 +32,7 @@ class Websocket
     public function __construct($url, $desc = null)
     {
         $this->url = $url;
-        $pattern   = '/(ws{1,2}):\/\/([\w.a-zA-Z]+):*(\d*)([\/\-\wa-zA-Z?=.]*)/';
+        $pattern   = '/(ws{1,2}):\/\/([\w.a-zA-Z]+):*(\d*)([\/\-\wa-zA-Z?&=.]*)/';
         preg_match($pattern, $url, $result);
         $this->ssl  = $result[1] == 'wss';
         $this->host = $result[2];