常用正则表达式

/// <summary>
/// 身份证
/// </summary>
public static readonly string IDCard = @"^(^[1-9]d{7}((0d)|(1[0-2]))(([0|1|2]d)|3[0-1])d{3}$)|(^[1-9]d{5}[1-9]d{3}((0d)|(1[0-2]))(([0|1|2]d)|3[0-1])((d{4})|d{3}[Xx])$)$";

/// <summary>
/// 港澳通行证
/// </summary>
public static readonly string PassCard = @"^[HMhm]{1}([0-9]{10}|[0-9]{8})$";

/// <summary>
/// 护照
/// </summary>
public static readonly string Passport = @"^[a-zA-Z0-9]{5,17}$";

/// <summary>
/// 台胞证
/// </summary>
public static readonly string Taiwan =@"(^[0-9]{8}$)|(^[0-9]{10}$)";

/// <summary>
/// 手机号
/// </summary>
public static readonly string Mobile = @"^1d{10}$";

/// <summary>
/// 航空公司二字码
/// </summary>
public static readonly string AirlineCode = @"^[1-9a-zA-Z]{2}$";

/// <summary>
/// 舱位码
/// </summary>
public static readonly string SeatCode = @"^[A-Z]{1}([0-9]{1})?(\,[A-Z]{1}([0-9]{1})?)*$";

/// <summary>
/// 机场三字码或城市三字码
/// </summary>
public static readonly string CityCode = @"^[a-zA-Z]{3}$";

/// <summary>
/// 只能为数字或字符串
/// </summary>
public static readonly string NumberOrLetter = @"^[A-Za-z0-9]+$";

/// <summary>
/// 验证日期格式 yyyy-MM-dd
/// </summary>
public static readonly string Date = @"^d{4}-d{2}-d{2}$";

/// <summary>
/// 只匹配0和1
/// </summary>
public static readonly string OnlyZeroOrOne = @"^[0-1]{1}$";