Array access error

[Josef Friedrich]

Further...

\begin{luacode*}
    texio.write_nl(luakeys.parse('{1,2,3},{4,5,6}')[2][2]) -- shows 5 as expected
    --texio.write_nl(luakeys.parse('{1,2,3},{4,5,6}')['2']['2']) -- incorrect
\end{luacode*}

[Josef Friedrich]

Works as expected