On 07.10.2011 16:02, darkgaze wrote:
Hi all,
Would appreciate help with transforming this:
A B C D
a 2 1 4
b 3 3 5
into this:
A B E
a 2 1
a 2 2
a 2 3
a 2 4
b 3 3
b 3 4
b 3 5
(C<=E<=D)
do.call(rbind, apply(dat, 1, function(x) data.frame(A=x[1], B=x[2],
E=seq(x[3], x[4]))))
Uwe Ligges
Best,
Don
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