Name
xs:extension
Attributes
base
The namespace-qualified name of the type being extended
Contents
xs:annotation?, ( (xs:group | xs:all | xs:choice | xs: sequence)?, ((xs:attribute | xs:attributeGroup)*, xs:anyAttribute? ))
xs:extension
is used to
define extensions to the type specified in base
. It can appear in xs:simpleContent
and xs:complexContent
, but when it appears
in xs:simpleContent
, it can
specify only additional attributes, not element content. When
additional elements are specified, they must appear
after the contents specified in the original
base definition.
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