Does XML have a way to refer to duplicated data?
Suppose I create a source text that consists of rules for
generating an object text of expanded material when parsed by
a program that knows the rules. Suppose that
one of the rules is long and occurs multiple times in
the source text. I want to have only one instance of this
rule in the source text for compactness and ease of editing
it later. In this example...
..
..
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<situationsomething </situation>
<action1action specific to something </action1>
<action2>