判断字符串(是否数值型,脏话过滤,非法字符过滤)

来源：互联网发布：软件怎么挂服务器编辑：程序博客网时间：2024/04/28 01:05

/// <summary>
        /// 判断给定的字符串(strNumber)是否是数值型
        /// </summary>
        /// <param name="strNumber">要确认的字符串</param>
        /// <returns>是则返加true 不是则返回 false</returns>
        public static bool IsNumber(string strNumber)
        {
            return new Regex(@"^([0-9])[0-9]*(/./w*)?$").IsMatch(strNumber);

        }

        /// <summary>
        /// 脏话过滤
        /// </summary>
        /// <param name="inputString">要过滤的字符串</param>
        /// <returns></returns>
        public static string ReplaceString(string inputString)
        {

            string ReplaceString = "脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话";
            string[] ArrReplaceString = ReplaceString.Split('|');
            for (int i = 0; i < ArrReplaceString.Length; i++)
            {
                inputString = inputString.Replace(ArrReplaceString[i], "***");
            }
            return inputString;

        }

        /// <summary>
        /// 过滤非法字符
        /// </summary>
        /// <param name="InputString">要输入的字符串</param>
        /// <returns>true为合法的数据，false为非法的数据</returns>
        public static bool FilterString(string InputString)
        {


            XmlDocument xmldoc = new XmlDocument();
            xmldoc.Load(HttpContext.Current.Server.MapPath("~/CycbizManager/System/FilterWords.xml"));

            XmlNodeList xNodeList = xmldoc.GetElementsByTagName("Info");

            XmlNode xo = xNodeList[0];

            //txtFilter.Text = xo.InnerText;

            bool ReturnValue = true;
            string ReplaceString = xo.InnerText;//"脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话|脏话";
            string[] ArrReplaceString = ReplaceString.Split('|');
            for (int i = 0; i < ArrReplaceString.Length; i++)
            {
                if (ArrReplaceString[i] == "")
                    continue;
                if (InputString.IndexOf(ArrReplaceString[i]) > -1)
                {
                    ReturnValue = false;
                    break;
                }

            }
            return ReturnValue;

        }