public MrktDataRecverV221(IMrktDataV221 channel)
{
if (channel == null)
{
throw new ArgumentNullException("channel");
}
_channel = channel;
}
/// <summary>
///
/// </summary>
/// <param name="channel"></param>
public MrktDataRecverV221(IMrktDataV221 channel)
{
_channel = channel ?? throw new ArgumentNullException(nameof(channel));
}
