Thank you Hadley. With your solution, now it feels very easy ! _____
From: h.wick...@gmail.com [mailto:h.wick...@gmail.com] On Behalf Of Hadley Wickham Sent: Monday, April 04, 2011 6:11 PM To: Umesh Rosyara Cc: Dennis Murphy; r-help@r-project.org; rosyar...@gmail.com Subject: Re: [R] merging data list in to single data frame > filelist = list.files(pattern = "K*cd.txt") # the file names are K1cd.txt > .................to K200cd.txt It's very easy: names(filelist) <- basename(filelist) data_list <- ldply(filelist, read.table, header=T, comment=";", fill=T) Hadley -- Assistant Professor / Dobelman Family Junior Chair Department of Statistics / Rice University http://had.co.nz/ _____ No virus found in this message. Checked by AVG - www.avg.com [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.