I have txt file and use the following command to read it to R: z <- read.table("c:/temp/test.txt") and I type z but the output is totally a mess; the test.txt is strutured with the first line as the variable names and when use excel to open it, all the vaules are well positioned. why in R it is totally in a mess? Linda
linda.s a ?crit : > I have txt file and use the following command to read it > to R: > z <- read.table("c:/temp/test.txt") > and I type z but the output is totally a mess; the test.txt is > strutured with the first line as the variable names and when use excel > to open it, all the vaules are well positioned. why in R it is totally > in a mess? Because R needs some precision on the data file, example: z <- read.table("c:/temp/test.txt", header=TRUE,sep=",",na.strings="NA", dec=",", strip.white=TRUE) You can also take a look at ?read.table E. > Linda > > ______________________________________________ > R-help at stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html > > > --
On 3/23/06, Cuvelier Etienne <ecu at info.fundp.ac.be> wrote:> linda.s a ?crit : > > I have txt file and use the following command to read it > > to R: > > z <- read.table("c:/temp/test.txt") > > and I type z but the output is totally a mess; the test.txt is > > strutured with the first line as the variable names and when use excel > > to open it, all the vaules are well positioned. > why in R it is totally > > in a mess? > Because R needs some precision on the data file, example: > > z <- read.table("c:/temp/test.txt", header=TRUE,sep=",",na.strings="NA", > dec=",", strip.white=TRUE) > > You can also take a look at ?read.table > > E. > > LindaThank you. There are many things for me to learn by tutorial. I will do it step by step. thanks! Linda