/// <summary> /// 判斷一個字符串是否為url /// </summary> /// <param name="str"></param> /// <returns></returns> public static bool IsUrl(string str) { try { string Url = @"^http(s)?://([\w-]+\.)+[\w-]+(/[\w- ./?%&=]*)?$"; return Regex.IsMatch(str, Url); } catch (Exception ex) { return false; } }