Ip地址验证与价格验证

1、Ip地址验证
/// <summary>
/// Ip地址验证
/// </summary>
public static bool CheckIp(string ip)
{
bool result = false;
Regex ipReg = 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])$");
if (ipReg.IsMatch(ip))
{
result = true;
}
return result;
}

2、价格验证

/// <summary>
/// 价格验证
/// </summary>
/// <param name="priceStr"></param>
/// <returns></returns>
public bool CheckPrice(string priceStr)
{
bool result = false;
Regex regex = new Regex(@"^\d+(\.\d{1,2})?$", RegexOptions.IgnoreCase);
Match match = regex.Match(priceStr);
if (match.Success)
{
result = true;
}
return result;
}

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Ip地址验证与价格验证

原文：http://www.cnblogs.com/Devil1314/p/3793180.html