From 67176e17baa7453afc6573c2102ffe8c293c47fe Mon Sep 17 00:00:00 2001
From: sta <sta.blockhead@gmail.com>
Date: Thu, 13 Sep 2018 20:34:54 +0900
Subject: [PATCH] [Modify] Add it

---
 websocket-sharp/Net/HttpUtility.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/websocket-sharp/Net/HttpUtility.cs b/websocket-sharp/Net/HttpUtility.cs
index baa046d1..732e8a6b 100644
--- a/websocket-sharp/Net/HttpUtility.cs
+++ b/websocket-sharp/Net/HttpUtility.cs
@@ -405,6 +405,11 @@ namespace WebSocketSharp.Net
              || (c >= 'a' && c <= 'z');
     }
 
+    private static bool isNumeric (byte b)
+    {
+      return b >= 48 && b <= 57;
+    }
+
     private static bool isNumeric (char c)
     {
       return c >= '0' && c <= '9';