C#验证字符串是否是数字,是否包括中文，是否是邮箱格式，是否是电话格式

using System;

    using System.Web;

    using System.Text;

    using System.Web.UI.WebControls;

    using System.Text.RegularExpressions;

public class ValidateHelper

    {

        private static Regex RegNumber = new Regex("^[0-9]+$");

        private static Regex RegNumberSign = new Regex("^[+-]?[0-9]+$");

        private static Regex RegDecimal = new Regex("^[0-9]+[.]?

[0-9]+$");

        private static Regex RegDecimalSign = new Regex("^[+-]?[0-9]+[.]?[0-9]+$");

        private static Regex RegEmail = new Regex("^[\\w-]+@[\\w-]+\\.(com|net|org|edu|mil|tv|biz|info)$");

        private static Regex RegCHZN = new Regex("[\u4e00-\u9fa5]");

        private static Regex RegTell = new Regex("^(([0-9]{3,4}-)|[0-9]{3.4}-)?

[0-9]{7,8}$");

        private static Regex RegSend = new Regex("[0-9]{1}([0-9]+){5}");

        private static Regex RegUrl = new Regex("^[a-zA-z]+://(

:25[0-5]|2[0-4]\\d|[01]?\\d?

\\d))$">\\w+(-\\w+)*)(\\.(\\w+(-\\w+)*))*(\\?\\S*)?|[a-zA-z]+://((?:(?:25[0-5]|2[0-4]\\d|[01]?

\\d?

\\d)\\.){3}(?

:25[0-5]|2[0-4]\\d|[01]?\\d?\\d))$");

        private static Regex RegMobilePhone = new Regex("^13|15|18[0-9]{9}$");

        private static Regex RegMoney = new Regex("^[0-9]+|[0-9]+[.]?[0-9]+$");

#region 数字字符串检查

/// <summary>

        /// 是否数字字符串

        /// </summary>

        /// <param name="inputData">输入字符串</param>

        public static bool IsNumber(string inputData)

        {

            if (!string.IsNullOrEmpty(inputData))

            {

                Match m = RegNumber.Match(inputData);

                return m.Success;

            }

            else

            {

                return false;

            }

        }

/// <summary>

        /// 是否数字字符串 可带正负号

        /// </summary>

        /// <param name="inputData">输入字符串</param>

        public static bool IsNumberSign(string inputData)

        {

            Match m = RegNumberSign.Match(inputData);

            return m.Success;

        }

/// <summary>

        /// 是否是浮点数

        /// </summary>

        /// <param name="inputData">输入字符串</param>

        public static bool IsDecimal(string inputData)

        {

            Match m = RegDecimal.Match(inputData);

            return m.Success;

        }

/// <summary>

        /// 是否是浮点数 可带正负号

        /// </summary>

        /// <param name="inputData">输入字符串</param>

        public static bool IsDecimalSign(string inputData)

        {

            Match m = RegDecimalSign.Match(inputData);

            return m.Success;

        }

#endregion

#region 中文检測

/// <summary>

        /// 检測是否有中文字符

        /// </summary>

        public static bool IsHasCHZN(string inputData)

        {

            Match m = RegCHZN.Match(inputData);

            return m.Success;

        }

#endregion

#region 邮件地址

        /// <summary>

        /// 是否是邮箱

        /// </summary>

        /// <param name="inputData">输入字符串</param>

        public static bool IsEmail(string inputData)

        {

            Match m = RegEmail.Match(inputData);

            return m.Success;

        }

#endregion

#region 电话,邮政编码,网络地址,手机号码,价格

        /// <summary>

        /// 验证是否是电话

        /// </summary>

        public static bool IsPhone(string inputDate)

        {

            if (!string.IsNullOrEmpty(inputDate))

            {

                Match m = RegTell.Match(inputDate);

                return m.Success;

            }

            else

            {

                return false;

            }

        }

        /// <summary>

        /// 是否是邮政编码

        /// </summary> 

        public static bool IsSend(string inputDate)

        {

            if (!string.IsNullOrEmpty(inputDate))

            {

                Match m = RegSend.Match(inputDate);

                return m.Success;

            }

            else

            {

                return false;

            }

        }

        /// <summary>

        /// 是否是网络地址

        /// </summary>

        public static bool IsUrl(string inputDate)

        {

            Match m = RegUrl.Match(inputDate);

            return m.Success;

        }

        /// <summary>

        /// 是否是手机号码

        /// </summary>

        public static bool IsMobilePhone(string inputDate)

        {

            Match m = RegMobilePhone.Match(inputDate);

            return m.Success;

        }

        /// <summary>

        /// 是否是价格

        /// </summary>

        public static bool IsMoney(string inputDate)

        {

            Match m = RegMoney.Match(inputDate);

            return m.Success;

        }

        #endregion

        #region 是否是时间格式

        /// <summary>

        /// 推断一个字符串是否时间格式

        /// </summary>

        /// <param name="inputData">输入字符串</param>

        /// <returns></returns>

        public static bool IsDateTime(string inputData)

        {

            try

            {

                Convert.ToDateTime(inputData);

                return true;

            }

            catch

            {

                return false;

            }

        }

#endregion

    }