@keys
attributeA @keys
attribute consists of one or more space-separated keys. Map
authors define keys using a <topicref>
or <topicref>
specialization that contains the @keys
attribute. Each key definition introduces
an identifier for a resource referenced from a map. Keys resolve to the resources given as the
@href
value on the key definition <topicref>
element, to
content contained within the key definition <topicref>
element, or
both.
@keys
attribute uses the
following syntax:@keys
attribute is one
or more space-separated key names.A key cannot resolve to sub-topic elements, although a
@keyref
attribute can do so by combining a key
with a sub-topic element id.