本篇文章给大家带来的内容是介绍js如何实现简单的时分秒倒计时效果(代码示例)。有一定的参考价值,有需要的朋友可以参考一下,希望对你们有所帮助。

using System;using System.Text.RegularExpressions;namespace ZMM.Core{    /// <summary>    /// 验证帮助类    /// </summary>    public class ValidateHelper    {        //邮件正则表达式        private static Regex _emailregex = new Regex(@"^[a-z0-9]([a-z0-9]*[-_]?[a-z0-9]+)*@([a-z0-9]*[-_]?[a-z0-9]+)+[\.][a-z]{2,3}([\.][a-z]{2})?$", RegexOptions.IgnoreCase);        //手机号正则表达式        private static Regex _mobileregex = new Regex("^(13|15|17|18)[0-9]{9}$");        //固话号正则表达式        private static Regex _phoneregex = new Regex(@"^(\d{3,4}-?)?\d{7,8}$");        //IP正则表达式        private static Regex _ipregex = new Regex(@"^(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])$");        //日期正则表达式        private static Regex _dateregex = new Regex(@"(\d{4})-(\d{1,2})-(\d{1,2})");        //数值(包括整数和小数)正则表达式        private static Regex _numericregex = new Regex(@"^[-]?[0-9]+(\.[0-9]+)?$");        //邮政编码正则表达式        private static Regex _zipcoderegex = new Regex(@"^\d{6}$");        /// <summary>        /// 是否为邮箱名        /// </summary>        public static bool IsEmail(string s)        {            if (string.IsNullOrEmpty(s))                return true;            return _emailregex.IsMatch(s);        }        /// <summary>        /// 是否为手机号        /// </summary>        public static bool IsMobile(string s)        {            if (string.IsNullOrEmpty(s))                return true;            return _mobileregex.IsMatch(s);        }        /// <summary>        /// 是否为固话号        /// </summary>        public static bool IsPhone(string s)        {            if (string.IsNullOrEmpty(s))                return true;            return _phoneregex.IsMatch(s);        }        /// <summary>        /// 是否为IP        /// </summary>        public static bool IsIP(string s)        {            return _ipregex.IsMatch(s);        }        /// <summary>        /// 是否是身份证号        /// </summary>        public static bool IsIdCard(string id)        {            if (string.IsNullOrEmpty(id))                return true;            if (id.Length == 18)                return CheckIDCard18(id);            else if (id.Length == 15)                return CheckIDCard15(id);            else                return false;        }        /// <summary>        /// 是否为18位身份证号        /// </summary>        private static bool CheckIDCard18(string Id)        {            long n = 0;            if (long.TryParse(Id.Remove(17), out n) == false || n < Math.Pow(10, 16) || long.TryParse(Id.Replace('x', '0').Replace('X', '0'), out n) == false)                return false;//数字验证            string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";            if (address.IndexOf(Id.Remove(2)) == -1)                return false;//省份验证            string birth = Id.Substring(6, 8).Insert(6, "-").Insert(4, "-");            DateTime time = new DateTime();            if (DateTime.TryParse(birth, out time) == false)                return false;//生日验证            string[] arrVarifyCode = ("1,0,x,9,8,7,6,5,4,3,2").Split(',');            string[] Wi = ("7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2").Split(',');            char[] Ai = Id.Remove(17).ToCharArray();            int sum = 0;            for (int i = 0; i < 17; i++)                sum += int.Parse(Wi[i]) * int.Parse(Ai[i].ToString());            int y = -1;            Math.DivRem(sum, 11, out y);            if (arrVarifyCode[y] != Id.Substring(17, 1).ToLower())                return false;//校验码验证            return true;//符合GB11643-1999标准        }        /// <summary>        /// 是否为15位身份证号        /// </summary>        private static bool CheckIDCard15(string Id)        {            long n = 0;            if (long.TryParse(Id, out n) == false || n < Math.Pow(10, 14))                return false;//数字验证            string address = "11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91";            if (address.IndexOf(Id.Remove(2)) == -1)                return false;//省份验证            string birth = Id.Substring(6, 6).Insert(4, "-").Insert(2, "-");            DateTime time = new DateTime();            if (DateTime.TryParse(birth, out time) == false)                return false;//生日验证            return true;//符合15位身份证标准        }        /// <summary>        /// 是否为日期        /// </summary>        public static bool IsDate(string s)        {            return _dateregex.IsMatch(s);        }        /// <summary>        /// 是否是数值(包括整数和小数)        /// </summary>        public static bool IsNumeric(string numericStr)        {            return _numericregex.IsMatch(numericStr);        }        /// <summary>        /// 是否为邮政编码        /// </summary>        public static bool IsZipCode(string s)        {            if (string.IsNullOrEmpty(s))                return true;            return _zipcoderegex.IsMatch(s);        }        /// <summary>        /// 是否是图片文件名        /// </summary>        /// <returns> </returns>        public static bool IsImgFileName(string fileName)        {            if (fileName.IndexOf(".") == -1)                return false;            string tempFileName = fileName.Trim().ToLower();            string extension = tempFileName.Substring(tempFileName.LastIndexOf("."));            return extension == ".png" || extension == ".bmp" || extension == ".jpg" || extension == ".jpeg" || extension == ".gif";        }        /// <summary>        /// 是否是文件名word        /// </summary>        /// <param name="fileName"></param>        /// <returns></returns>        public static bool IsFile(string fileName)        {            if (fileName.IndexOf(".") == -1)                return false;            string tempFileName = fileName.Trim().ToLower();            string extension = tempFileName.Substring(tempFileName.LastIndexOf("."));            return extension == ".doc" || extension == ".docx" || extension == ".xls" || extension == ".xlsx" || extension == ".txt";        }        /// <summary>        /// 判断一个ip是否在另一个ip内        /// </summary>        /// <param name="sourceIP">检测ip</param>        /// <param name="targetIP">匹配ip</param>        /// <returns></returns>        public static bool InIP(string sourceIP, string targetIP)        {            if (string.IsNullOrEmpty(sourceIP) || string.IsNullOrEmpty(targetIP))                return false;            string[] sourceIPBlockList = StringHelper.SplitString(sourceIP, @".");            string[] targetIPBlockList = StringHelper.SplitString(targetIP, @".");            int sourceIPBlockListLength = sourceIPBlockList.Length;            for (int i = 0; i < sourceIPBlockListLength; i++)            {                if (targetIPBlockList[i] == "*")                    return true;                if (sourceIPBlockList[i] != targetIPBlockList[i])                {                    return false;                }                else                {                    if (i == 3)                        return true;                }            }            return false;        }        /// <summary>        /// 判断一个ip是否在另一个ip内        /// </summary>        /// <param name="sourceIP">检测ip</param>        /// <param name="targetIPList">匹配ip列表</param>        /// <returns></returns>        public static bool InIPList(string sourceIP, string[] targetIPList)        {            if (targetIPList != null && targetIPList.Length > 0)            {                foreach (string targetIP in targetIPList)                {                    if (InIP(sourceIP, targetIP))                        return true;                }            }            return false;        }        /// <summary>        /// 判断一个ip是否在另一个ip内        /// </summary>        /// <param name="sourceIP">检测ip</param>        /// <param name="targetIPStr">匹配ip</param>        /// <returns></returns>        public static bool InIPList(string sourceIP, string targetIPStr)        {            string[] targetIPList = StringHelper.SplitString(targetIPStr, "\n");            return InIPList(sourceIP, targetIPList);        }        /// <summary>        /// 判断当前时间是否在指定的时间段内        /// </summary>        /// <param name="periodList">指定时间段</param>        /// <param name="liePeriod">所处时间段</param>        /// <returns></returns>        public static bool BetweenPeriod(string[] periodList, out string liePeriod)        {            if (periodList != null && periodList.Length > 0)            {                DateTime startTime;                DateTime endTime;                DateTime nowTime = DateTime.Now;                DateTime nowDate = nowTime.Date;                foreach (string period in periodList)                {                    int index = period.IndexOf("-");                    startTime = TypeHelper.StringToDateTime(period.Substring(0, index));                    endTime = TypeHelper.StringToDateTime(period.Substring(index + 1));                    if (startTime < endTime)                    {                        if (nowTime > startTime && nowTime < endTime)                        {                            liePeriod = period;                            return true;                        }                    }                    else                    {                        if ((nowTime > startTime && nowTime < nowDate.AddDays(1)) || (nowTime < endTime))                        {                            liePeriod = period;                            return true;                        }                    }                }            }            liePeriod = string.Empty;            return false;        }        /// <summary>        /// 判断当前时间是否在指定的时间段内        /// </summary>        /// <param name="periodStr">指定时间段</param>        /// <param name="liePeriod">所处时间段</param>        /// <returns></returns>        public static bool BetweenPeriod(string periodStr, out string liePeriod)        {            string[] periodList = StringHelper.SplitString(periodStr, "\n");            return BetweenPeriod(periodList, out liePeriod);        }        /// <summary>        /// 判断当前时间是否在指定的时间段内        /// </summary>        /// <param name="periodList">指定时间段</param>        /// <returns></returns>        public static bool BetweenPeriod(string periodList)        {            string liePeriod = string.Empty;            return BetweenPeriod(periodList, out liePeriod);        }        /// <summary>        /// 是否是数值(包括整数和小数)        /// </summary>        public static bool IsNumericArray(string[] numericStrList)        {            if (numericStrList != null && numericStrList.Length > 0)            {                foreach (string numberStr in numericStrList)                {                    if (!IsNumeric(numberStr))                        return false;                }                return true;            }            return false;        }        /// <summary>        /// 是否是数值(包括整数和小数)        /// </summary>        public static bool IsNumericRule(string numericRuleStr, string splitChar)        {            return IsNumericArray(StringHelper.SplitString(numericRuleStr, splitChar));        }        /// <summary>        /// 是否是数值(包括整数和小数)        /// </summary>        public static bool IsNumericRule(string numericRuleStr)        {            return IsNumericRule(numericRuleStr, ",");        }    }}

更多相关文章

  1. c语言float类型小数点后有几位有效数字?
  2. 在C语言中,要求参加运算的数必须是整数的运算符是什么
  3. c语言double类型默认输出几位小数?
  4. c语言如何判断整数是几位数
  5. 在c程序中“%”是只能用于整数运算的运算符吗?
  6. 脑洞:如何用一个整数来表示一个列表?
  7. Python 的整数与 Numpy 的数据溢出
  8. 图解「剑指Offer」之旋转数组的最小数字
  9. 动画:面试官问我如何在 1 亿数据中快速查找某一整数?(上)

随机推荐

  1. Mysql数据库四大特性、事物的四个隔离、
  2. solr6.3与MySQL结合使用的简明教程(五)——
  3. mysql 判断null 和 空字符串
  4. 通过Bash脚本语言逃避MYSQL命令行。
  5. 如何创建一个新表,该表根据名称获取其他表
  6. 错误1452:无法添加或更新子行:外键约束失败
  7. 分页查询-sql优化
  8. 防止左连接中的重复值
  9. MySql随笔part3 表操作
  10. MYSQL 导入53M数据报错