September 2002
Intermediate to advanced
1008 pages
22h 3m
English
The restriction element provides the functionality to add constraining facets to a simple type. For all simple types except those that represent lists and unions, the simpleType contains a restriction. In the case of a list or a union, a simple type derived from the list or union must add the restrictions.
A restriction has two attributes: base and id Table 10.3 provides a brief summary of the base and id attributes. The subsequent two sections discuss these attributes in detail.
| Attribute | Description |
|---|---|
| base | The value of the base attribute identifies the base simple type, which is often a built-in datatype, of the ... |
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