[R] Appending the column names

arun smartpink111 at yahoo.com
Mon Jul 30 22:58:54 CEST 2012



Hello,

It's not "Colnames".  It is colnames().  Also, you should use stringsAsFactors=FALSE.

 I tried to reply it to nabble.  But, seems like nabble webpage is redirecting to some **** site.  

Anyway,

X<-read.table(text="
    Summary    G      Y     R
      Acc               12    12   13
      Bcc               11    14   15
      Ccc               13    15   16
",sep="",header=TRUE,stringsAsFactors=FALSE)
Y<-read.table(text="
   Summary    G      Y     R
      Acc               10    11   12
      Bcc               13    12   11
      Ccc               11    16   20
",sep="",header=TRUE,stringsAsFactors=FALSE)
Z<-rbind(X,colnames(Y),Y)
 Z
  Summary  G  Y  R
1     Acc 12 12 13
2     Bcc 11 14 15
3     Ccc 13 15 16
4 Summary  G  Y  R
5     Acc 10 11 12
6     Bcc 13 12 11
7     Ccc 11 16 20

A.K.




----- Original Message -----
From: namit <saileshchowdary at gmail.com>
To: r-help at r-project.org
Cc: 
Sent: Monday, July 30, 2012 4:17 PM
Subject: [R] Appending the column names

Hi Freinds, 

I have two data frames X,Y. I want  to append both the data frames into one,
along with the columns names from both the data frames (it should look like
Z). 

X: 
    Summary    G      Y     R 
      Acc               12    12   13 
      Bcc               11    14   15 
      Ccc               13    15   16 

Y: 
   Summary    G      Y     R 
      Acc               10    11   12 
      Bcc               13    12   11 
      Ccc               11    16   20 



Result 
---------- 
Z: 

Summary         G      Y     R 
      Acc               12    12   13 
      Bcc               11    14   15 
      Ccc               13    15   16 
Summary          G      Y     R 
      Acc               10    11   12 
      Bcc               13    12   11 
      Ccc               11    16   20 


Can anyone help me on this. 

Thanks in Advance. 

Thanks, 
Namit. 

Arun  your logic is not working,getting error message(could not find
function"Colnames")



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