Summary

Inconsistent explaining on what useMemo returns on first render.

Page

https://react.dev/reference/react/useMemo#reference

Details

From article, in order:

On the initial render, useMemo returns the result of calling calculateValue with no arguments.

On the initial render, the value you’ll get from useMemo will be the result of calling your calculation.

The first sentence, to me does not make sense, as calculateValue is called with arguments, it's just that dependencies don't factor in yet on first render.
Or my bad sorry:)