2.1.4 [W3C-XSS] Section 3.10.6, Constraints on Wildcard Schema Components
V0005:
-
For a wildcard's {namespace constraint} value to be the intensional union of two other such values (call them O1 and O2): the appropriate case among the following must be true: 1 If O1 and O2 are the same value, then that value must be the value. 2 If either O1 or O2 is any, then any must be the value. 3 If both O1 and O2 are sets of (namespace names or ·absent·), then the union of those sets must be the value. 4 If the two are negations of different values (namespace names or ·absent·), then a pair of not and ·absent· must be the value.
MSXML6
When a wildcard's {namespace constraint} value is the
union of two values (O1
and O2
), if either O1
or O2
is any
, the value is
not always any
.