Sequence Functions

• fn:boolean(item* $srcval) => boolean

• ,: op:concatenate(item* $seq1, item* $seq2) => item*

• op:item-at(item* $seqParam, decimal $posParam) => item?

• fn:index-of(item* $seqParam, item $srchParam) => unsignedInt?

• fn:index-of(item* $seqParam, item $srchParam, anyURI $collationLiteral) => unsignedInt?

• fn:empty(item* $srcval) => boolean

• fn:exists(item* $srcval) => boolean

• fn:distinct-values(item* $srcval) => item*

• fn:distinct-values(item* $srcval, anyURI $collationLiteral) => item*

• fn:insert-before(item* $target, decimal $position, item* $inserts) => item*

• fn:remove(item* $target, decimal $position) => item*

• fn:reverse($arg as item()*) => item()*

• fn:unordered($sourceSeq as item()*) => item()*

• fn:subsequence(item* $sourceSeq, decimal $startingLoc) => item*

• fn:subsequence(item* $sourceSeq, decimal $startingLoc, decimal $length) => item*

• fn:deep-equal(item* $parameter1, item* $parameter2) => boolean?

• fn:deep-equal(item* $parameter1, item* $parameter2, anyURI $collationLiteral) => boolean?

• fn:count(item* $srcval) => unsignedInt

• fn:avg(item* $srcval) => double?

• fn:max(item* $srcval) => anySimpleType?

• fn:max(item* $srcval, anyURI $collationLiteral) => anySimpleType?

• fn:min(item* $srcval) => anySimpleType?

• fn:min(item* $srcval, anyURI $collationLiteral) => anySimpleType?

• fn:avg(item* $srcval) => double?

• fn:max(item* $srcval) => double?

• fn:min(item* $srcval) => double?

• fn:sum(item* $srcval) => double?

• fn:id(IDREF* $srcval) => elementNode*

• fn:idref(string* $srcval) => elementNode*

• fn:collection(string $srcval) => node*

• fn:input() => node*

• fn:doc(string? $srcval) => node?