using System.Text.RegularExpressions;

namespace DotNet.Utilities
{
    /// <summary>
    /// 操作正则表达式的公共类
    /// </summary>   
    public class RegexHelper
    {
        #region 验证输入字符串是否与模式字符串匹配
        /// <summary>
        /// 验证输入字符串是否与模式字符串匹配，匹配返回true
        /// </summary>
        /// <param name="input">输入字符串</param>
        /// <param name="pattern">模式字符串</param>       
        public static bool IsMatch(string input, string pattern)
        {
            return IsMatch(input, pattern, RegexOptions.IgnoreCase);
        }

        /// <summary>
        /// 验证输入字符串是否与模式字符串匹配，匹配返回true
        /// </summary>
        /// <param name="input">输入的字符串</param>
        /// <param name="pattern">模式字符串</param>
        /// <param name="options">筛选条件</param>
        public static bool IsMatch(string input, string pattern, RegexOptions options)
        {
            return Regex.IsMatch(input, pattern, options);
        }
        #endregion
    }
}

RegexHelper（正则表达式）