public override int GetHashCode()
{
unchecked
{
int result = base.GetHashCode();
result = (result * 397) ^ (_dateCodec != null ? _dateCodec.GetHashCode() : 0);
result = (result * 397) ^ _format.GetHashCode();
result = (result * 397) ^ (_formatProvider != null ? _formatProvider.GetHashCode() : 0);
return(result);
}
}