Wow, you are so lazy... But sometimes R is just designed for lazy guys...
##
f = function(a) {
s = substitute(a)
as.character(s)
}
##
Yihui
Cheers, Yihui, nearly 4 years after your post this still works like a charm.
ps: of course I am not lazy, I simply want to avoid error prone input! ;)
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