[R] paste with a matrix

[Martyn Plummer]

On 26-Jan-00 Jens Oehlschlägel-Akiyoshi wrote:
> Hi,
> 
> below is a function which pastes a matrix, but uses parsing
> (deparse(substitute()) and eval()).
> Does anyone know a more standard solution to pasting a matrix?

Use apply:

R> dd <- data.frame(code=c(1:3), label=letters[1:3]) 
R> apply(dd, 1, paste, collapse=" ")   
    1     2     3 
"1 a" "2 b" "3 c" 
R> apply(dd, 2, paste, collapse=" ")
   code   label 
"1 2 3" "a b c" 

Martyn
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