Dear R People: Is there a function to convert a character string to all uppercase or all lowercase please? I'm sure that I've used one before but I'm drawing a blank. Thanks, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodgess at gmail.com
See ?toupper for the toupper, tolower, chartr, and casefold functions. -- Gregory (Greg) L. Snow Ph.D. Statistical Data Center Intermountain Healthcare greg.snow at imail.org 801.408.8111> -----Original Message----- > From: r-help-bounces at r-project.org [mailto:r-help-bounces at r- > project.org] On Behalf Of Erin Hodgess > Sent: Friday, December 17, 2010 2:10 PM > To: R help > Subject: [R] lower/upper case question > > Dear R People: > > Is there a function to convert a character string to all uppercase or > all lowercase please? > > I'm sure that I've used one before but I'm drawing a blank. > > Thanks, > Erin > > > -- > Erin Hodgess > Associate Professor > Department of Computer and Mathematical Sciences > University of Houston - Downtown > mailto: erinm.hodgess at gmail.com > > ______________________________________________ > R-help at r-project.org mailing list > stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide R-project.org/posting- > guide.html > and provide commented, minimal, self-contained, reproducible code.
toupper() and tolower() -----Original Message----- From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org] On Behalf Of Erin Hodgess Sent: Friday, December 17, 2010 4:10 PM To: R help Subject: [R] lower/upper case question Dear R People: Is there a function to convert a character string to all uppercase or all lowercase please? I'm sure that I've used one before but I'm drawing a blank. Thanks, Erin -- Erin Hodgess Associate Professor Department of Computer and Mathematical Sciences University of Houston - Downtown mailto: erinm.hodgess at gmail.com ______________________________________________ R-help at r-project.org mailing list stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. *************************************************************** This message is for the named person's use only. It may\...{{dropped:20}}