>> gsub("[',"]", "", "'asd'f") >Error: unexpected ']' in "gsub("[',"]" > >What is the right way to include the 'double quote' in the search field?
The 'search field' is a string and to put a double quote into a double-quote delimited string you need to escape it with a backslash so it is not interpreted as the ending quote on the string. > gsub("[',\"]", "", "'asd'f") [1] "asdf" Bill Dunlap Spotfire, TIBCO Software wdunlap tibco.com > -----Original Message----- > From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On > Behalf > Of Christofer Bogaso > Sent: Tuesday, January 15, 2013 1:39 PM > To: r-help > Subject: [R] Regular expression > > Hello again, > > I am having a problem on Regular expression. Let say I have following code: > > > gsub("[',]", "", "'asd'f") > [1] "asdf" > > > This is perfect. However I am having problem if I include "" (i.e. the > double quote) in the first argument as the pattern search: > > > gsub("[',"]", "", "'asd'f") > Error: unexpected ']' in "gsub("[',"]" > > > What is the right way to include the 'double quote' in the search field? > > Thanks for your help. > > ______________________________________________ > 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.