[R] Printing with cat in a procedure

[Eric Berger]

Hi Steven,
Here's one way, using print

try5<-function(A,B){
  C<-A+B
  #cat("\nA =",A,"\nC = ",C)
  cat("\nA = ")
  print(A)
  cat("\nC = ")
  print(C)
  structure(list(A=A,B=B,C=C))
}

HTH,
Eric


On Sat, Dec 22, 2018 at 4:32 PM Steven Yen <styen using ntu.edu.tw> wrote:

> How do I print a matrix running a procedure? In the code below, I print
> with the cat command and get a vector (from A and C).
>
> A<-matrix(rpois(16,lambda=5),nrow=4,byrow=T)
> B<-diag(4)
>
> try5<-function(A,B){
>   C<-A+B
>   cat("\nA =",A,"\nC = ",C)
> structure(list(A=A,B=B,C=C))
> }
>
> v<-try5(A,B)
> v$C
>
> --
> styen using ntu.edu.tw (S.T. Yen)
>
>
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