C#用正则表达式替换邮箱或手机中间几位为*号
Joe 于 2016-07-20 10:51:19 发布至 编程相关 累计 4037 次阅读
C#用正则表达式替换邮箱或手机中间几位为*号，当有出于安全隐私考虑或其他原因需要隐藏的需求时可以添加
/// <summary>
/// 替换手机号中间四位为*
/// </summary>
/// <param name="phoneNo"></param>
/// <returns></returns>
protected static string ReturnPhoneNO(string phoneNo)
{
Regex re = new Regex(@"(\d{3})(\d{4})(\d{4})", RegexOptions.None);
phoneNo = re.Replace(phoneNo, "$1****$3");
return phoneNo;
}
/// <summary>
/// 替换邮箱中间几位为*号
/// </summary>
/// <param name="Email"></param>
/// <returns></returns>
protected static string ReturnEmail(string Email)
{
Regex re = new Regex(@"\w{3}(?=@\w+?.\S+)", RegexOptions.None);
Email= re.Replace(Email,"****");
return Email;
}