[R] How to convert a vector into a list
ramasamy at cancer.org.uk
Thu Aug 19 22:34:01 CEST 2004
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On Thu, 2004-08-19 at 17:20, S Peri wrote:
> Dear group,
> Apologies for asking the most chomped FAQ.
> I have a file with list of gene names(genes.txt):
> I have another object in R, I do not know the data
> type for that object that looks like this
> "RABGGTA" "MAPK3" "TIE" "CYP2C19"
> > lidnames[1:10]
> 100_g_at 1000_at 1001_at 1002_f_at 1003_s_at
> "RABGGTA" "MAPK3" "TIE" "CYP2C19" "BLR1"
> I want to pick list of genes from lidnames object that
> are in genes.txt. I am using %in% function.
> > mygenes[mygenes %in% lidnames]
> NULL data frame with 164 rows
> I am unable to pullout genes from lidnames object.
> Is it because that lidnames is as a list type and
> mygenes object is as a vector/matrix type.
> How can I convert mygenes to list type where I can
> have the elements:
> I think in this way I can pull out the names from
> lidnames object or any other complex matrix.
> Please help me.
> Thank you
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