where does the null come from?
out <- apply(m, 1, cat, '\n')
1 3 2 4
out
NULL On Wed, May 13, 2009 at 5:23 AM, Wacek Kusnierczyk
<Waclaw.Marcin.Kusnierczyk at idi.ntnu.no> wrote:
? ?m = matrix(1:4, 2) ? ?apply(m, 1, cat, '\n') ? ?# 1 2 ? ?# 3 4 ? ?# NULL why the null? vQ
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