Message-ID: <971536df0905130743s7a14f493t61e66edaaaa9fa6f@mail.gmail.com>
Date: 2009-05-13T14:43:17Z
From: Gabor Grothendieck
Subject: where does the null come from?
In-Reply-To: <4A0A91AE.5040007@idi.ntnu.no>
> 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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