There is no command "For" in R. It is "for" and R is case sensitive.
---------------------------------------------- David L Carlson Associate Professor of Anthropology Texas A&M University College Station, TX 77843-4352 > -----Original Message----- > From: r-help-boun...@r-project.org [mailto:r-help-bounces@r- > project.org] On Behalf Of Dr. Holger van Lishaut > Sent: Friday, August 10, 2012 4:16 PM > To: r-help@r-project.org > Subject: [R] Function definition: where is the error in the "for" loop? > > Dear all, > > The following function code fails with errors (see below): > > RegPlots <- function (data, ContrVar, RespVar){ > intNmbrRows<-length(RespVar);intNmbrCols<-lenght(ContrVar) > par(mfrow=c(intNmbrRows,intNmbrCols)) > For(i in 1:intNmbrRows){ > For (j in 1:intNmbrCols){ > RegGraf(data,ContrVar[i],RespVar[j]) > } > } > par(mfrow=c(1,1)) > > #(RegGraf is another function that creates a plot and that runs > flawlessly) > > Output (translated to english): > > > RegPlots <- function (data, ContrVar, RespVar){ > + intNmbrRows<-length(RespVar);intNmbrCols<-lenght(ContrVar) > + par(mfrow=c(intNmbrRows,intNmbrCols)) > + For(i in 1:intNmbrRows){ > Error: Unexpected 'in' in: > " par(mfrow=c(intNmbrRows,intNmbrCols)) > For(i in" > > For (j in 1:intNmbrCols){ > Error: Unexpected 'in' in " For (j in" > > RegGraf(data,ContrVar[i],RespVar[j]) > Error in RegGraf(data, ContrVar[i], RespVar[j]) : > Object 'ContrVar' not found > > } > Error: Unexpected '}' in " }" > > } > Error: Unexpected '}' in " }" > > par(mfrow=c(1,1)) > > Can someone please show me what is wrong? > > Thanks in advance > Holger > > ______________________________________________ > 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.