FunctX XQuery Function Library > Miscellaneous >
Debugging| fn:error | Raises a custom error | | fn:trace | Reports tracing information in an implementation-defined way | | functx:sequence-type | The sequence type that represents a sequence of nodes or values |
FunctX XQuery Function Library > Miscellaneous >
Static Typing| fn:exactly-one | Returns a sequence if it contains exactly one item, otherwise errors | | fn:one-or-more | Returns a sequence if it contains one or more items, otherwise errors | | fn:zero-or-one | Returns a sequence if it contains zero or one items, otherwise errors |
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