Expose CurrentByteCount from expat

[DelusionalLogic]

Feature or enhancement

Proposal:

It would be useful to have access to expat's CurrentByteCount property from the expat xml parser module.
Reference: https://libexpat.github.io/doc/api/latest/#XML_GetCurrentByteCount

Has this already been discussed elsewhere?

This is a minor feature, which does not need previous discussion elsewhere

Links to previous discussion of this feature:

No response

Linked PRs

• gh-123963: Expose GetCurrentByteCount from expat #123964

[DelusionalLogic]

I'm working on a PR for this myself.