Columnwise formatting would be fine with me ... could you just leave
the current behavior as option? In many cases matrix-wide formatting
is useful!
.f
>>>>> On Fri, 25 Sep 1998 17:21:22 +0200,
>>>>> Martin Maechler (MM) wrote:
MM> Since format, i.e., format.default(.), is a pretty basic function I
MM> thought I'd ask before just changing it...
MM> aa <- cbind(1:7, rnorm(7))
MM> format(aa)
MM> or
MM> format(aa, digits=7)
MM> looks like
MM> [,1] [,2]
MM> [1,] " 1.0000000" " 0.2406669"
MM> [2,] " 2.0000000" "-0.4973221"
MM> [3,] " 3.0000000" " 0.4672260"
MM> [4,] " 4.0000000" " 0.4794697"
MM> [5,] " 5.0000000" "-1.0234062"
MM> [6,] " 6.0000000" "-0.3430790"
MM> [7,] " 7.0000000" "-0.1847634"
MM> which is pretty ugly.
MM> What I'd rather want is that each column be formatted independently,
i.e.,
MM> (almost) the result I'd currently get from
MM> apply(aa, 2, format, digits=7)
MM> ---
MM> S gives something like
S> format(aa, digits=7)
MM> [,1] [,2]
MM> [1,] " 1 " " 0.07364329 "
MM> [2,] " 2 " "-0.7101905 "
MM> [3,] " 3 " " 0.005834993"
MM> [4,] " 4 " " 0.3425964 "
MM> [5,] " 5 " " 0.8825893 "
MM> [6,] " 6 " " 0.9540261 "
MM> [7,] " 7 " "-0.4660654 "
MM> (which is different from the above apply(...) by using strings which all
MM> have the identical number of characters).
MM> Proposal: I'd like to have format(<numeric matrix>, ...) change
to do
MM> COLUMNWISE formatting, either the way as apply(..) above, or
MM> returning strings of identical length (somewhat like S above).
MM> Note I don't intend to copy S-plus' ``full mess'' of
doing it :
MM> In S-plus
MM> format(aa)
MM> and format(aa, digits = .Options$digits)
MM> are very different even though .Options$digits *IS* the default for
MM> digits...
MM> Also, we have formatC(.) which very useful for quite a few problems...
MM> ---------------
MM> What do we ( you !) want ?
MM>
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