Thank, Jean, appreciated your help!
On Thu, Sep 22, 2011 at 10:52 AM, Jean-Christophe BOUËTTÉ <
[email protected]> wrote:
> Hi,
> It's hard to provide you with working code when you don't provide a
> reproducible example, but do you really need to create variables? What
> about (untested):
>
> for (i in 1:2) {
> first <-cbind(first, result.fun[[i]])
> }
>
> you will then have to look at
> names(first)
> and change the last part of it to
> paste("array",2:3,sep="")
>
> Hope that works!
> JC
>
> 2011/9/22 Changbin Du <[email protected]>:
> > HI, Michael,
> >
> > I tried use x and got the following:
> >
> >> for (i in 2:3) {
> > +
> > + assign(x=paste("array", i, sep=""), value=result.fun[[i-1]])
> > +
> > + first <-cbind(first, x)
> > +
> > + }
> > *Error in cbind(first, x) : object 'x' not found
> > *
> >
> > But I checked the
> > ls()
> > "array2" "array3" were created.
> >
> > Can I put them into the first data set by loop, or manually?
> >
> > Thanks!
> >
> >
> > P.S I search the similar codes from google and can not work as I
> expected.
> >
> > Thanks!
> >
> >
> >
> > On Thu, Sep 22, 2011 at 10:11 AM, R. Michael Weylandt <
> > [email protected]> wrote:
> >
> >> There is no "lab=" argument for assign() hence the error. Did someone
> >> provide you with example code that suggested such a thing? remove lab=
> >> entirely or replace it with x= to make your code work. More generally
> type
> >> ?assign or args(assign) to see what the arguments for a function are.
> >>
> >> More generally, this sort of thing may be best handled in a list rather
> >> than an set of independent variables.
> >>
> >> Michael Weylandt
> >>
> >> On Thu, Sep 22, 2011 at 1:07 PM, Changbin Du <[email protected]>
> wrote:
> >>
> >>> HI, Dear R community,
> >>>
> >>> I am trying to created new variables and put into a data frame through
> a
> >>> loop.
> >>>
> >>> My original data set:
> >>>
> >>> head(first)
> >>> probe_name chr_id position array1
> >>> 1 C-7SARK 1 849467 10
> >>> 2 C-4WYLN 1 854278 10
> >>> 3 C-3BFNY 1 854471 10
> >>> 4 C-7ONNE 1 874460 10
> >>> 5 C-6HYCN 1 874571 10
> >>> 6 C-7SCGC 1 874609 10
> >>>
> >>>
> >>> I have 48 other array data from a list result.fun
> >>> array2=result.fun[[1]]
> >>> array3=result.fun[[2]]
> >>> .
> >>> .
> >>>
> >>> I want the following results:
> >>>
> >>> probe_name chr_id position array1 array2 array3
> >>> 1 C-7SARK 1 849467 10 10 10
> >>> 2 C-4WYLN 1 854278 10 10 10
> >>> 3 C-3BFNY 1 854471 10 10 10
> >>> 4 C-7ONNE 1 874460 10 10 10
> >>> 5 C-6HYCN 1 874571 10 10 10
> >>> 6 C-7SCGC 1 874609 10 10 10
> >>>
> >>>
> >>> I used the following codes:
> >>>
> >>> for (i in 2:3) {
> >>>
> >>> assign(lab=paste("array", i, sep=""), value=result.fun[[i-1]])
> >>>
> >>> first <-cbind(first, lab)
> >>>
> >>> }
> >>>
> >>> *Error in assign(lab = paste("array", i, sep = ""), value =
> result.fun[[i
> >>> -
> >>> :
> >>> unused argument(s) (lab = paste("array", i, sep = ""))*
> >>>
> >>>
> >>> Can anyone give some hits or helps?
> >>>
> >>> Thanks so much!
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>
> >>> --
> >>> Sincerely,
> >>> Changbin
> >>> --
> >>>
> >>> [[alternative HTML version deleted]]
> >>>
> >>> ______________________________________________
> >>> [email protected] 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.
> >>>
> >>
> >>
> >
> >
> > --
> > Sincerely,
> > Changbin
> > --
> >
> > [[alternative HTML version deleted]]
> >
> > ______________________________________________
> > [email protected] 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.
> >
>
--
Sincerely,
Changbin
--
Changbin Du
Data Analysis Group, Affymetrix Inc
6550 Emeryville, CA, 94608
[[alternative HTML version deleted]]
______________________________________________
[email protected] mailing list
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
