Hi William, That's the point - the 'keys()' doesn't seem to work..
On Sat, Mar 28, 2015 at 7:36 PM, William Dunlap <wdun...@tibco.com> wrote: > Try using the plural 'keys' instead of 'key' (as help(hash) says): > yourhash <- hash(keys=letters, values=1:26) > Then there will be 26 items in the hash table and keys(yourhash) > will return the 26 lowercase letters. Is that what you want? > > Bill Dunlap > TIBCO Software > wdunlap tibco.com > > On Sat, Mar 28, 2015 at 2:56 PM, Brian Smith <bsmith030...@gmail.com> > wrote: > >> I deleted the 'hash' directory and re-installed (several times!) it, but >> it >> is still wierd...... >> >> >> > sessionInfo() >> R version 3.1.2 (2014-10-31) >> Platform: x86_64-apple-darwin10.8.0 (64-bit) >> >> locale: >> [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8 >> >> attached base packages: >> [1] stats graphics grDevices utils datasets methods base >> >> loaded via a namespace (and not attached): >> [1] tools_3.1.2 >> > library(hash) >> hash-3.0.1 provided by Decision Patterns >> >> > myhash <- hash(key=letters,values=1:26) >> > myhash >> <hash> containing 2 key-value pair(s). >> key : a b c d e f g h i j k l m n o p q r s t u v w x y z >> values : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >> 22 23 24 25 26 >> > keys(myhash) >> [1] "key" "values" >> > myhash$key >> [1] "a" "b" "c" "d" "e" "f" "g" "h" "i" "j" "k" "l" "m" "n" "o" "p" "q" >> "r" "s" "t" "u" "v" "w" "x" "y" "z" >> > myhash$values >> [1] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 >> 24 25 26 >> > sessionInfo() >> R version 3.1.2 (2014-10-31) >> Platform: x86_64-apple-darwin10.8.0 (64-bit) >> >> locale: >> [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8 >> >> attached base packages: >> [1] stats graphics grDevices utils datasets methods base >> >> other attached packages: >> [1] hash_3.0.1 >> >> loaded via a namespace (and not attached): >> [1] tools_3.1.2 >> > >> >> On Sat, Mar 28, 2015 at 5:02 AM, Uwe Ligges < >> lig...@statistik.tu-dortmund.de >> > wrote: >> >> > Try to reinstall hash. Sounds like a broken installation. >> > >> > Best, >> > Uwe Ligges >> > >> > >> > >> > On 28.03.2015 07:03, Brian Smith wrote: >> > >> >> Exactly. Used to work for me, but not anymore. I tried restarting >> session, >> >> installing the most recent package of 'hash' etc. >> >> >> >> Here is my sessionInfo(): >> >> >> >> sessionInfo() >> >>> >> >> R version 3.1.2 (2014-10-31) >> >> Platform: x86_64-apple-darwin10.8.0 (64-bit) >> >> >> >> locale: >> >> [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8 >> >> >> >> attached base packages: >> >> [1] grid parallel stats4 stats graphics grDevices utils >> >> datasets methods base >> >> >> >> other attached packages: >> >> [1] mapdata_2.2-3 maps_2.3-9 org.Hs.eg.db_3.0.0 >> >> multicore_0.1-7 nlme_3.1-120 Rgraphviz_2.10.0 >> >> [7] biomaRt_2.22.0 topGO_2.18.0 SparseM_1.6 >> >> GO.db_3.0.0 graph_1.44.1 mouse4302.db_3.0.0 >> >> [13] org.Mm.eg.db_3.0.0 RSQLite_1.0.0 DBI_0.3.1 >> >> AnnotationDbi_1.28.1 GenomeInfoDb_1.2.4 IRanges_2.0.1 >> >> [19] S4Vectors_0.4.0 Biobase_2.26.0 BiocGenerics_0.12.1 >> >> XML_3.98-1.1 gap_1.1-12 som_0.3-5 >> >> [25] pvclust_1.3-2 foreign_0.8-63 hash_3.0.1 >> >> >> >> loaded via a namespace (and not attached): >> >> [1] bitops_1.0-6 lattice_0.20-29 RCurl_1.95-4.5 tools_3.1.2 >> >> >> >> >> >> >> >> >> >> On Fri, Mar 27, 2015 at 9:54 PM, Boris Steipe < >> boris.ste...@utoronto.ca> >> >> wrote: >> >> >> >> Works for me : >> >>> >> >>> library(hash) >> >>>> >> >>> hash-2.2.6 provided by Decision Patterns >> >>> >> >>> hx <- hash( c('a','b','c'), 1:3 ) >> >>>> class(hx) >> >>>> >> >>> [1] "hash" >> >>> attr(,"package") >> >>> [1] "hash" >> >>> >> >>>> hx$a >> >>>> >> >>> [1] 1 >> >>> >> >>>> keys(hx) >> >>>> >> >>> [1] "a" "b" "c" >> >>> >> >>> >> >>> Maybe restart your session? Clear your workspace? Upgrade? >> >>> >> >>> B. >> >>> >> >>> >> >>> >> >>> >> >>> >> >>> On Mar 27, 2015, at 7:39 PM, Brian Smith <bsmith030...@gmail.com> >> wrote: >> >>> >> >>> Hi, >> >>>> >> >>>> I was trying to use hash, but can't seem to get the keys from the >> hash. >> >>>> According to the hash documentation ('hash' package pdf, the >> following >> >>>> should work: >> >>>> >> >>>> hx <- hash( c('a','b','c'), 1:3 ) >> >>>>> class(hx) >> >>>>> >> >>>> [1] "hash" >> >>>> attr(,"package") >> >>>> [1] "hash" >> >>>> >> >>>>> hx$a >> >>>>> >> >>>> [1] 1 >> >>>> >> >>>>> keys(hx) >> >>>>> >> >>>> Error in (function (classes, fdef, mtable) : >> >>>> unable to find an inherited method for function ‘keys’ for >> signature >> >>>> ‘"hash"’ >> >>>> >> >>>> How can I get the keys for my hash? >> >>>> >> >>>> thanks! >> >>>> >> >>>> [[alternative HTML version deleted]] >> >>>> >> >>>> ______________________________________________ >> >>>> 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. >> >>>> >> >>> >> >>> >> >>> >> >> [[alternative HTML version deleted]] >> >> >> >> ______________________________________________ >> >> 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. >> >> >> >> >> >> [[alternative HTML version deleted]] >> >> ______________________________________________ >> 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. > > > [[alternative HTML version deleted]] ______________________________________________ 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.