Re: [basex-talk] unknown type error returned for xs:anySimpleType and xs:anyType

Hi Yasir, The error XPST0051 is correct: If an item type is specified along with “instance of”, its expanded QName must be defined as a generalized atomic type (i.e., either an atomic type or a pure union type) [1]. Hope this helps, Christian [1]

[basex-talk] unknown type error returned for xs:anySimpleType and xs:anyType

Hello, I ran the following query using BaseX 9.3.3 command-line client: 'hello' instance of xs:anyAtomicType the result of the query is `true`. But if I run this query: 'hello' instance of xs:anySimpleType an error "[XPST0051] Unknown type: xs:anySimpleType" is returned Similarly, for the