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where does the null come from?

Wacek Kusnierczyk

Wed, May 13, 2009 2:23 AM

m = matrix(1:4, 2)

    apply(m, 1, cat, '\n')
    # 1 2
    # 3 4
    # NULL

why the null?

vQ

Thread (6 messages)

Wacek Kusnierczyk where does the null come from? May 13 K. Elo where does the null come from? May 13 Peter Dalgaard where does the null come from? May 13 Wacek Kusnierczyk where does the null come from? May 13 Gabor Grothendieck where does the null come from? May 13 (Ted Harding) where does the null come from? May 13