Asp.NET 随机码生成基类(随机字母,随机数字,随机字母+数字)

h = d.Hour.ToString();
if (h.Length < 2) h = "0" + h;
mm = d.Minute.ToString();
if (mm.Length < 2) mm = "0" + mm;
ss = d.Second.ToString();
if (ss.Length < 2) ss = "0" + ss;
s += y + m + dd + h + mm + ss;
s += ra.Next(100, 999).ToString();
return s;
}
#endregion
#region 生成GUID
/// <summary>
/// 生成GUID
/// </summary>
/// <returns></returns>
public static string GetGuid()
{
System.Guid g = System.Guid.NewGuid();
return g.ToString();
}
#endregion
}
}