Am 10.09.2023 um 13:44 schrieb Roger L Costello costello@xxxxxxxxx:
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> 1.
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>  2. There is input data that code consumes and output data that code
>     produces. What is the format of the input data? What is the format
>     of the output data? I like using a format that has a good query
>     language. That way I can run queries on the input data to check
>     that I correctly understand the input data and I can run queries
>     on the output data to check that my code generated the correct
>     output data. I really like the XPath query language b it is both
>     simple and powerful. Of course, XPath is only applicable to
>     XML-formatted data, so I like formatting the input and output data
>     as XML.
>
XPath 3.1 can also process and query JSON data, see the parse-json and
json-doc function and the XDM maps and arrays functions and the use of ?
as a lookup operator on XDM maps and arrays (to which JSON objects and
arrays are mapped).