| | Some fields of an IGES entity may be
- Undefined
- Defined as a single item
- Defined as a list of items.
A typical example, which presents this kind of variation,
is a level number.
This enumeration allows you to identify which of the above is the case.
The semantics of the terms is as follows:
- DefNone indicates that the list is empty (there is not
even a single item).
- DefOne indicates that the list contains a single item.
- DefSeveral indicates that the list contains several items.
- ErrorOne indicates that the list contains one item, but
that this item is incorrect
- ErrorSeveral indicates that the list contains several
items, but that at least one of them is incorrect.
More...
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