$instance | The document referenced as xs:anyURI or a node (element or returned by fn:doc()) |
$instance | The document referenced as xs:anyURI or a node (element or returned by fn:doc()) |
$grammar | The reference to an OASIS catalog file (.xml), a collection (path ends with '/') or a grammar document. Supported grammar documents extensions are ".dtd" ".xsd" ".rng" ".rnc" ".sch" and ".nvdl". |