Code-Validator：验证IPv6地址

ylbtech-Code-Validator：验证IPv6地址

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using System;
using System.Text.RegularExpressions;

namespace Sp.Common
{
    public class ValidatorHelper
    {
        /// <summary>  
        /// 验证IPv6地址  
        /// [可用于匹配任何一个合法的IPv6地址]  
        /// </summary>  
        /// <param name="input">待验证的字符串</param>  
        /// <returns>是否匹配</returns>  
        public static bool IsIPv6(string input)
        {
            string pattern = @"^\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?\s*$";
            return IsMatch(input, pattern);
        }

        #region 匹配方法  
        /// <summary>  
        /// 验证字符串是否匹配正则表达式描述的规则  
        /// </summary>  
        /// <param name="inputStr">待验证的字符串</param>  
        /// <param name="patternStr">正则表达式字符串</param>  
        /// <returns>是否匹配</returns>  
        public static bool IsMatch(string inputStr, string patternStr)
        {
            return IsMatch(inputStr, patternStr, false, false);
        }

        /// <summary>  
        /// 验证字符串是否匹配正则表达式描述的规则  
        /// </summary>  
        /// <param name="inputStr">待验证的字符串</param>  
        /// <param name="patternStr">正则表达式字符串</param>  
        /// <param name="ifIgnoreCase">匹配时是否不区分大小写</param>  
        /// <returns>是否匹配</returns>  
        public static bool IsMatch(string inputStr, string patternStr, bool ifIgnoreCase)
        {
            return IsMatch(inputStr, patternStr, ifIgnoreCase, false);
        }

        /// <summary>  
        /// 验证字符串是否匹配正则表达式描述的规则  
        /// </summary>  
        /// <param name="inputStr">待验证的字符串</param>  
        /// <param name="patternStr">正则表达式字符串</param>  
        /// <param name="ifValidateWhiteSpace">是否验证空白字符串</param>  
        /// <returns>是否匹配</returns>  
        public static bool IsMatch1(string inputStr, string patternStr, bool ifValidateWhiteSpace)
        {
            return IsMatch(inputStr, patternStr, false, ifValidateWhiteSpace);
        }

        /// <summary>  
        /// 验证字符串是否匹配正则表达式描述的规则  
        /// </summary>  
        /// <param name="inputStr">待验证的字符串</param>  
        /// <param name="patternStr">正则表达式字符串</param>  
        /// <param name="ifIgnoreCase">匹配时是否不区分大小写</param>  
        /// <param name="ifValidateWhiteSpace">是否验证空白字符串</param>  
        /// <returns>是否匹配</returns>  
        public static bool IsMatch(string inputStr, string patternStr, bool ifIgnoreCase, bool ifValidateWhiteSpace)
        {
            if (!ifValidateWhiteSpace && string.IsNullOrEmpty(inputStr))
                return false;//如果不要求验证空白字符串而此时传入的待验证字符串为空白字符串，则不匹配  
            Regex regex = null;
            if (ifIgnoreCase)
                regex = new Regex(patternStr, RegexOptions.IgnoreCase);//指定不区分大小写的匹配  
            else
                regex = new Regex(patternStr);
            return regex.IsMatch(inputStr);
        }
        #endregion
    }
}

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