There are several options. The option that is most like search and replace is to use the `sub` or `gsub` function (or similar functions in added packages). But you may be able to accomplish what you want even simpler by using the `paste`, `paste0`, or `sprintf` functions.
On Tue, Jun 28, 2016 at 12:10 PM, KMNanus <kmna...@gmail.com> wrote: > Thanks for getting back to me, I’m sorry if I was unclear. > > What I’m trying to figure out is the equivalent of “find and replace” in Word. > > I have a function - > > myfun <- function(z){ > ggplot(df, aes(x,y)+ > geom_point() + > ggtitle (“_______ quick brown fox jumped over the lazy dog”)} > > Calling myfun(z) works perfectly. What I’m trying to do is add a string to > myfun so that it would read: function(z, “string”){ > > Then I could call myfun(z, “string”) to replace the space in ggtitle. Is > there a straightforward way to do that? > > Ken > kmna...@gmail.com > 914-450-0816 (tel) > 347-730-4813 (fax) > > > >> On Jun 28, 2016, at 12:20 PM, David Winsemius <dwinsem...@comcast.net> wrote: >> >>> >>> On Jun 27, 2016, at 6:12 PM, KMNanus <kmna...@gmail.com> wrote: >>> >>> I’m inexperience but am trying to get my head around using functions to >>> make a number of ggplots easier to do. >>> >>> I have a function that creates a ggplot taking one input variable as an >>> argument. The variable name is shorthand for the actual variable (variable >>> name = tue, Actual name = Tuesday). Since I want to use the actual >>> variable name in ylab and ggtitle, I’d like to add a second argument, >>> new.name, to the function which would allow me to utilize both inputs as >>> arguments but have not been successful. I tried creating a function within >>> the function to accomplish this, using deparse(substitute(new.name))and >>> also using the code you see below. >>> >>> >>> myfun <- function(myvar, new.name){ >>> function(new.name){return(as.character(substitute(new.name)))} >>> ggplot(b12.2, aes(x= games, y = myvar, col = Group))+ >>> geom_point() + >>> geom_line()+ >>> xlab("Minimum Games" ) + >>> ylab(paste(new.name, “Average Change"))+ >>> ggtitle(new.name, "Change \n as a Function of Minimum Number of Games”)+ >>> theme_bw() >>> >>> When call myfun(myvar, new.name), I get an error msg “new.name is not >>> found” whether I call new.name or Tuesday. >> >> Q1: At the moment we have no idea _how_ you might be "calling" this >> function. We also do not know what might be assigned to `myvar` or >> `new.name` in the calling environment. Sounds unlikely that you are typing: >> >> myfun(myvar, new.name) ## ?, so was there a loop/lapply calling method? >> >> >> Q2: You should not imagine that the inner anonymous function would be >> altering the value of `new.name`. (That function is only defined and never >> called, and even if it were called, it would not change the value of the >> `new.name` in the calling environment.) >> >> Since more than 12 hours have passed with no response, we can surmise that >> many people have passed the question over after concluding there was an >> incomplete problem description. You should post code that can be cut-pasted >> into a session and produce the error you are getting. It would include data >> setup and a loop or loop equivalent to show how the function is being called. >> >> -- >> David. >> >> >>> >>> I want ggplot to automatically insert Tuesday into ylab and ggtitle. >>> >>> Can anyone help me with this? Thanks for your patience. >>> >>> Ken >>> kmna...@gmail.com <mailto:kmna...@gmail.com> >>> 914-450-0816 (tel) >>> 347-730-4813 (fax) >>> >>> >>> >>> ______________________________________________ >>> R-help@r-project.org <mailto:R-help@r-project.org> mailing list -- To >>> UNSUBSCRIBE and more, see >>> https://stat.ethz.ch/mailman/listinfo/r-help >>> <https://stat.ethz.ch/mailman/listinfo/r-help> >>> PLEASE do read the posting guide >>> http://www.R-project.org/posting-guide.html >>> <http://www.r-project.org/posting-guide.html> >>> and provide commented, minimal, self-contained, reproducible code. >> >> David Winsemius >> Alameda, CA, USA > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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. -- Gregory (Greg) L. Snow Ph.D. 538...@gmail.com ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.