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tf4428517
2007 Sep 19
2
How to pass a string as an argument to a function?
I want to pass a predefined string ww ("fa*fb+fc") to function lme so
that I can run
> lme(y ~ fa*fb+fc, random = ~1|subj, model)
I've tried something like
> lme(y ~ paste(ww), random = ~1|subj, model)
and
> lme(y ~ sprintf(ww), random = ~1|subj, model)
but both give me the following error:
Error in model.frame(formula, rownames, variables, varnames, extras,