验证邮箱地址是否正确的方法

/// <summary>
/// 验证邮件格式
/// </summary>
/// <param name="email">邮件地址</param>
/// <returns>是否匹配</returns>
public bool Checkemail(String email)
{
String strExp = @"\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*";
Regex r = new Regex(strExp);
Match m = r.Match(email);
if (m.Success)
{
return true;
}
else { return false; }
}