. / // < > ( ) , , , ' " true to { } [ ] $ - + = : :: ; @ collation ascending descending in satisfies instance of ? cast as castable as treat as case return default return (typeswitch( context type ( global validate * text() comment() node() processing-instruction( document-node( attribute( element( nillable <!-- --> <? ?> <![CDATA[" ]]> element attribute document { } text { } comment { } processing-instruction namespace unordered( xquery version declare namespace default namespace = default collation = declare base-uri declare xmlspace empty() item() as declare variable external import schema default element namespace = namespace at import module namespace at declare validation declare function external module