Name
IDREF
Text from specification
Values of type IDREF
must match the Name
production, and values of type IDREFS
must match Names
; each Name
must match the value of an
ID
attribute on some element
in the XML document; i.e., IDREF
values must match the value of
some ID
attribute.
Explanation
ID
references must
refer to actual ID
attributes
that exist within the document.
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