Use "&" instead of "&&" On Mon, Jun 27, 2011 at 6:01 PM, Nanami 13 <deconstructed.morn...@gmail.com> wrote: > Hi everyone, > > I am trying to find a way to filter a table; If I am given for example the > following table: >> head(intra) > chr miRNA start end strand ACC hsa_ID > region region_start region_end gene_id transcrip_id > 1 chr1 miRNA 1102484 1102578 + ACC="MI0000342"; ID="hsa-mir-200b"; > exon 1102484 1102578 NR_029639 NR_029639 > 2 chr1 miRNA 1103243 1103332 + ACC="MI0000737"; ID="hsa-mir-200a"; > exon 1103243 1103332 NR_029834 NR_029834 > 3 chr1 miRNA 1104385 1104467 + ACC="MI0001641"; ID="hsa-mir-429"; > exon 1104385 1104467 NR_029957 NR_029957 > 4 chr1 miRNA 3044539 3044599 + ACC="MI0015861"; ID="hsa-mir-4251"; > exon 3044539 3044599 NR_036215 NR_036215 > 5 chr1 miRNA 3477260 3477354 - ACC="MI0003556"; ID="hsa-mir-551a"; > exon 3477260 3477354 NR_030277 NR_030277 > 6 chr1 miRNA 6489894 6489956 - ACC="MI0015864"; ID="hsa-mir-4252"; > exon 6489894 6489956 NR_036218 NR_036218 > > I would only like to keep in the table the rows that have intra$start != > intra$region_start and intra$end != intra$region_end. > I've tried using this but I get the following error: > > >> intra<- intra[(intra$start != intra$region_start )&&(intra$end != > intra$region_end)] >> head(intra) > data frame with 0 columns and 6 rows > > Thank you, > > best, > Nanami > > [[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. >
-- Jim Holtman Data Munger Guru What is the problem that you are trying to solve? ______________________________________________ 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.
