[luatex] lua equivalent of vbox...ht

Patrick Gundlach patrick at gundla.ch
Mon Sep 14 10:18:29 CEST 2009

Another related question:

> what would be the lua equivalent of
> \setbox0\vbox{hello world}
> \the\ht0
> ? That is, what would I write inside \directlua{ ... } to get the same
> effect?

Is it even possible to write this in Lua? I need to invoke the line  
breaking algorithm at some time, how do I do this in Lua?


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