[R] Tables and merge

2011-07-05 Thread Walmes Zeviani
Silvano, I have some examples using merge() from my class notes in http://www.leg.ufpr.br/doku.php/disciplinas:ce223-2011-01. See "aula11.R". For the moment, this minimal reproducible code can be useful id <- 1:30 n <- 20 a1 <- data.frame(id=sample(id, n), v1=rnorm(n)) a2 <- data.frame(id=sample

Re: [R] Tables and merge

2011-07-05 Thread Jeff Newmiller
Merge can only handle two tables at a time. --- Jeff Newmiller The . . Go Live... DCN: Basics: ##.#. ##.#. Live Go... Live: OO#.. Dead: OO#.. Playing Research Engineer (Solar/Batteries O.O#. #.O#. with /Software/Embedde

Re: [R] Tables and merge

2011-07-05 Thread David Winsemius
On Jul 6, 2011, at 7:36 AM, Silvano wrote: - Original Message - From: "Silvano" To: Sent: Thursday, June 30, 2011 9:07 AM Subject: Tables and merge I have 21 files which is common variable CODE. Each file refers to a question. I would like to join the 21 files into one, to construc

Re: [R] Tables and merge

2011-07-05 Thread Silvano
- Original Message - From: "Silvano" To: Sent: Thursday, June 30, 2011 9:07 AM Subject: Tables and merge Hi, I have 21 files which is common variable CODE. Each file refers to a question. I would like to join the 21 files into one, to construct tables for each question by CODE. I