Tena koe Chris Does the following help?
dfName <- 'myDf' save(dfName, file='test1') save('dfName', file='test2') save('myDf', file='test3') save(myDf, file='test4') Peter Alspach > -----Original Message----- > From: r-help-boun...@r-project.org > [mailto:r-help-boun...@r-project.org] On Behalf Of Chris Seidel > Sent: Monday, 8 February 2010 12:05 p.m. > To: r-help@r-project.org > Subject: Re: [R] using a variable name stored in another variable? > > Hi Charlie, > > get() will return the contents (value) of a variable. But > what I want is to save the named object. Something like > save(get(myobjectname), ...) doesn't work. > > In the environment, is that object of interest, and a > variable which holds the name of the object of interest. If > you don't know the name of the object, but only the variable > which contains it's name, how do you use that information to > save the object? > > -Chris > ________________________________________ > From: r-help-boun...@r-project.org > [r-help-boun...@r-project.org] On Behalf Of Sharpie > [ch...@sharpsteen.net] > Sent: Sunday, February 07, 2010 4:13 PM > To: r-help@r-project.org > Subject: Re: [R] using a variable name stored in another variable? > > Chris Seidel wrote: > > > > Hello, > > > > I'm trying to figure out how to create a data object, and > then save it > > with a user-defined name that is input as a command line > argument. I > > know how to create the object and assign it the new name, > however, I > > can't figure out how to refer to the new name for a future > operation > > such as save(). > > > > ..snip.. > > > > > > You probably want the get() function: > > get( myobjectname ) > > The help page for get() has a note which states that it is > the compliment of assign(). Perhaps a similar note should be > added to the help page for assign... > > Hope this helps! > > -Charlie > -- > > ______________________________________________ > 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. > ______________________________________________ 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.