Hello Jim,
On Sunday, 13 Jun 2021 at 08:40, Jim Lemon wrote: > Hi Jeremie, > Or assuming that the matrix will always contain strings: > > tabify<-function(x,col_names=NULL) { > # convert NAs to "NA" > x[is.na(x)]<-"NA" > # if this matrix doesn't have any column names > if(is.null(col_names)) col_names<-LETTERS[1:ncol(x)] > # get the format argument for sprintf > tab_width<-max(nchar(c(col_names,x)))+1 > # display the column names > cat(format(col_names,width=tab_width),"\n") > # display the matrix > apply(x,1,function(x) cat(format(x,width=tab_width),"\n")) > } > tabify(mat) > mat_names<-c("first","second","third","fourth","fifth","sixth","seventh", > "eighth","ninth","tenth") > tabify(mat,mat_names) Many thanks for your suggestion, I haven't considered the horizontal spacing before. The columns names do help as well. Best regards, Jeremie > > Jim > > On Sun, Jun 13, 2021 at 2:25 AM Jeremie Juste <jeremieju...@gmail.com> wrote: >> >> Hello, >> >> I'm trying to print a razor thin front-end using just text matrices and >> the command prompt. >> >> I admit that it is a bit crazy, it seems to do the job and is very quick >> to implement... Except that I don't know of to fix the layout. >> >> I'm just seeking to map column names to a standard domain in an >> interactive way. >> >> For instance, at one iteration, the following matrix is produced: >> >> mat <- structure(c(NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, >> NA, NA, NA, NA, NA, NA, NA, "a", "b", "c", "d", "e", "f", "g", >> "h", "i", "j", NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, NA, >> NA, NA, NA, NA, NA, NA, NA, NA, "n_missing:", "n_unique:", "freq:", >> NA, NA, NA, NA, NA, NA, NA, "0", "10", NA, "a", "1", NA, NA, >> NA, NA, NA, NA, NA, NA, "b", "1", NA, NA, "best match: [1]:", >> NA, NA, NA, NA, NA, "c", "1", NA, NA, "foo", NA, NA, NA, NA, >> NA, "d", "1", NA, NA, NA, NA, NA), .Dim = c(10L, 10L)) >> >> >> which I represent in the console using the following command >> >> >> apply( >> mat,1, >> function(x) { >> x[is.na(x)] <-"" >> cat(x,"\n") >> }) >> >> Do you have any suggestion for how can I have better control on the >> print layout of the matrix so that I can fix the width of each cell? >> >> Best regards, >> -- >> Jeremie Juste >> >> ______________________________________________ >> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. > -- Jeremie Juste ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.