September 2002
Intermediate to advanced
1008 pages
22h 3m
English
A model group specifies a pattern for element type instances. There are three kinds of model groups:
An all model group requires instances of all members of a set of element types or other groups, in no particular order. (Each member may have occurrence restrictions.)
A choice model group requires an instance of one member of a set of element types or other groups. (Each member may have occurrence restrictions.)
A sequence model group requires instances of all members of a set of element types or other groups, in a specified order. (Each member may have occurrence restrictions.)
A named model group specifies any one of the other model groups.
A complex type with complex content specifies an unordered ...
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