检测函数集合（1）

继续记录没有技术含量的函数，这次的比较有用。

using  System.Text.RegularExpressions; namespace  QS_Web {    namespace Kobold    {        public class Censor        {            public static bool CheckMode1(string strInput,int intMin,int intMax)//由a～z的英文字母(不区分大小写)、0～9的数字、点或下划线组成，长度为intMin～inMax个字符            {                if(intMin <= intMax)                {                    try                    {                        return Regex.IsMatch(strInput,@"^[a-zA-Z0-9._]{" + intMin + "," + intMax + "}$");                    }                    catch                    {                        return false;                    }                }                else                {                    return false;                }            }                    public static bool CheckNumber(string strInput,int intMin,int intMax)//是否是指定长度的数字            {                if(intMin <= intMax)                {                    try                    {                        return Regex.IsMatch(strInput, @"^\d{" + intMin + "," + intMax + "}$");                    }                    catch                    {                        return false;                    }                }                else                {                    return false;                }            }                        public static bool CheckDate(string strInput)//日期格式，如：2001-1-1            {                try                {                    return Regex.IsMatch(strInput,@"^((((1[6-9]|[2-9]\d)\d{2})-(0?[13578]|1[02])-(0?[1-9]|[12]\d|3[01]))|(((1[6-9]|[2-9]\d)\d{2})-(0?[13456789]|1[012])-(0?[1-9]|[12]\d|30))|(((1[6-9]|[2-9]\d)\d{2})-0?2-(0?[1-9]|1\d|2[0-8]))|(((1[6-9]|[2-9]\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00))-0?2-29-))$");                }                catch                {                    return false;                }            }                        public static bool CheckTime(string strInput)//24小时制时间格式，23:19:59            {                try                {                    return Regex.IsMatch(strInput,@"^(20|21|22|23|[0-1]?\d):[0-5]?\d:[0-5]?\d$");                }                catch                {                    return false;                }            }                        public static bool CheckDateTime(string strInput)//日期时间格式，如:2001-1-1 3:19:59            {                try                {                    return Regex.IsMatch(strInput,@"^((((1[6-9]|[2-9]\d)\d{2})-(0?[13578]|1[02])-(0?[1-9]|[12]\d|3[01]))|(((1[6-9]|[2-9]\d)\d{2})-(0?[13456789]|1[012])-(0?[1-9]|[12]\d|30))|(((1[6-9]|[2-9]\d)\d{2})-0?2-(0?[1-9]|1\d|2[0-8]))|(((1[6-9]|[2-9]\d)(0[48]|[2468][048]|[13579][26])|((16|[2468][048]|[3579][26])00))-0?2-29-)) (20|21|22|23|[0-1]?\d):[0-5]?\d:[0-5]?\d$");                }                catch                {                    return false;                }            }                        public static bool CheckPhone(string strInput)//是否电话号码或传真号码，最长完整格式为:xxx(x)-xxxxxxx(x)-x(xxxxxxxx)            {                try                {                    return Regex.IsMatch(strInput,@"^(\d{3,4})+(-(\d{7,8}))+(-(\d{1,9}))?$");                }                catch                {                    return false;                }            }                        public static bool CheckMobile(string strInput)//是否手机号码,最长完整格式为：(0)1xxxxxxxxxx            {                try                {                    return Regex.IsMatch(strInput,@"^(0)?1\d{10}$");                }                catch                {                    return false;                }            }                        public static bool CheckFloat(string strInput)//是否实数，可以有+ -号开头            {                try                {                    return Regex.IsMatch(strInput,@"^[+-]?\d+(\.\d+)?$");                }                catch                {                    return false;                }            }                        public static bool CheckPostalcode(string strInput)//是否邮政编码格式            {                try                {                    return Regex.IsMatch(strInput, @"^\d{6}$");                }                catch                {                    return false;                }            }                    public static bool CheckEmail(string strInput)//是否是Email格式            {                try                {                    return Regex.IsMatch(strInput, @"^([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$");                 }                catch                {                    return false;                }            }        }    }}

转载于:https://www.cnblogs.com/KenBlove/articles/466825.html

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