[R] Printing left-justified character strings

[zListserv]

Duncan et al

I tried to redefine print.data.frame the way you suggested, but I misplaced the ellipsis by putting it at the end of the function definition instead of immediately following the name of the data frame.

Works now.

Thanks!


> On 2018-06-05, at 12:39, Duncan Murdoch <murdoch.duncan using gmail.com> wrote:
> 
> On 05/06/2018 10:24 AM, zListserv wrote:
>> Many (most?) R functions print character strings and factor labels right-justified.
> 
> Could you be more specific?  I see character strings left justified, e.g. x <- rep(c("a", "ab", "abc"), 7) prints as
> 
>  [1] "a"   "ab"  "abc" "a"   "ab"  "abc" "a"
>  [8] "ab"  "abc" "a"   "ab"  "abc" "a"   "ab"
> [15] "abc" "a"   "ab"  "abc" "a"   "ab"  "abc"
> 
> In a data frame, I do see it right justified:
> 
>     x
> 1    a
> 2   ab
> 3  abc
> etc.
> 
> It is easy to change the printing of data frames:
> 
> print.data.frame <- function(x, ..., right = FALSE) {
>  base::print.data.frame(x, ..., right = right)
> }
> 
> > data.frame(x)
>   x
> 1  a
> 2  ab
> 3  abc
> 
> Are there other examples you're seeing?
> 
> Duncan Murdoch
> 
>> print accepts right=FALSE to print character strings left-justified, but neither head nor tail seem to do so, and even print is a little inconsistent depending on whether it's done while knitting.
>> Is there a way to set left-justification globally so every routine will print character strings left-justified?
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>