public static int CompareTo(NaturalString first, NaturalString second, StringComparison comparison = StringComparison.CurrentCulture)
{
if (ReferenceEquals(first, null) && ReferenceEquals(second, null))
{
return(0);
}
if (ReferenceEquals(first, null))
{
return(-1);
}
if (ReferenceEquals(second, null))
{
return(1);
}
return(first.CompareTo(second, comparison));
}
