-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 29/10/10 13:08, Ron Michael wrote: > Hi all, I am wondering is there any way to check whether some Directory > exists or not, given the parent path of that directory? After searching for a > while I found that there is a function dir.create() to create some directory. > However I need to know whether such directory already exists or not, > otherwise I will create that.
Just use dir.create(showWarnings=FALSE) This will create the directory if it does not exist, and do nothing if it does. If showWarnings=TRUE, it will give you a warning that the directory exists. Cheers, Rainer > > Thanks, > > > [[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. - -- Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation Biology, UCT), Dipl. Phys. (Germany) Centre of Excellence for Invasion Biology Natural Sciences Building Office Suite 2039 Stellenbosch University Main Campus, Merriman Avenue Stellenbosch South Africa Tel: +33 - (0)9 53 10 27 44 Cell: +27 - (0)8 39 47 90 42 Fax (SA): +27 - (0)8 65 16 27 82 Fax (D) : +49 - (0)3 21 21 25 22 44 Fax (FR): +33 - (0)9 58 10 27 44 email: rai...@krugs.de Skype: RMkrug -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAkzKtV0ACgkQoYgNqgF2egpRSACgiB498c+M0ICsoJMZxS051lkw k4UAn0XAI52H1LtRZAJSUQcB6haK8xWO =66jA -----END PGP SIGNATURE----- ______________________________________________ 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.