正则表达式验证

来源：互联网发布：mac怎么取消开机密码编辑：程序博客网时间：2024/06/05 16:58
using System;
using System.Text;using System.Text.RegularExpressions;namespace Test{    /// <summary>    /// 正则表达式扩展    /// </summary>    public static class RegexExpressions    {        /// <summary>        /// 电子邮件        /// </summary>        public static bool EmailRegex(this string input)        {            string patternRegex = @"[\w!#$%&'*+/=?^_`{|}~-]+(?:\.[\w!#$%&'*+/=?^_`{|}~-]+)*@(?:[\w](?:[\w-]*[\w])?\.)+[\w](?:[\w-]*[\w])?";            return RegexAll(input, patternRegex);        }        /// <summary>        /// Url        /// </summary>        public static bool UrlRegex(this string input)        {            string patternRegex = @"[a-zA-z]+://[^\s]*";            return RegexAll(input, patternRegex);        }        /// <summary>        /// 电话号码        /// </summary>        public static bool TellPhoneRegex(this string input)        {            string patternRegex = @"\d{3}-\d{8}|\d{4}-\{7,8}";            return RegexAll(input, patternRegex);        }        /// <summary>        /// QQ号码        /// </summary>        public static bool QQRegex(this string input)        {            string patternRegex = @"[1-9][0-9]{4,}";            return RegexAll(input, patternRegex);        }        /// <summary>        /// 身份证号码        /// </summary>        public static bool IdentityCardRegex(this string input)        {            string patternRegex = @"^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$";            return RegexAll(input, patternRegex);        }        /// <summary>        /// 正则表达式验证规则        /// </summary>        /// <param name="input">明文</param>        /// <param name="patternRegex">验证规则</param>        private static bool RegexAll(string input, string patternRegex)        {            bool isOK = false;            try            {                isOK = new Regex(patternRegex, RegexOptions.IgnoreCase).Match(input).Success;            }            catch (ArgumentNullException) { return false; }            catch (ArgumentOutOfRangeException) { return false; }            catch (ArgumentException) { return false; }            catch (RegexMatchTimeoutException) { return false; }            catch (Exception) { return false; }            return isOK;        }    }}
0 0