ruleref

<ruleref>

Using ruleref an existing rule can be referred to expand the new rules thus enabling reuse of rules. 

 Attributes:

special

It indicates that this rule reference points to a built-in rule. It can be #GARBAGE, # NULL or #VOID.

tag

It specifies the action to be taken when a rule element is matched with this ruleref.

uri

Uri of the rule being referenced to.

xml:lang

The language used with the element. (E.g.) en-US for US English.

parent

item, rule

children

tag