Hi,
Sorry for the newbie question! My code:
x <- 'a'
ifelse(x == 'a',y <- 1, y <- 2)
print(y)
Shouldn't this assign a value of 1? When I execute this I get:
> x <- 'a'
> ifelse(x == 'a',y <- 1, y <- 2)
[1] 1
> print(y)
[1] 2
Am I doing something really daft???
thanks!
> sessionInfo()
R version 3.0.2 (2013-09-25)
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] splines parallel stats graphics grDevices utils datasets
methods base
other attached packages:
[1] Biostrings_2.30.1 XVector_0.2.0 IRanges_1.20.6
ggplot2_0.9.3.1 sda_1.3.2 fdrtool_1.2.11 corpcor_1.6.6
[8] entropy_1.2.0 scatterplot3d_0.3-34 pdist_1.2
hash_2.2.6 DAAG_1.18 multicore_0.1-7
multtest_2.18.0
[15] XML_3.95-0.2 hgu133a.db_2.10.1 affy_1.40.0
genefilter_1.44.0 GOstats_2.28.0 graph_1.40.1
Category_2.28.0
[22] GO.db_2.10.1 venneuler_1.1-0 rJava_0.9-6
colorRamps_2.3 RColorBrewer_1.0-5 sparcl_1.0.3 gap_1.1-10
[29] plotrix_3.5-2 som_0.3-5 pvclust_1.2-2
lsr_0.3.1 compute.es_0.2-2 sm_2.2-5.3
imputation_2.0.1
[36] locfit_1.5-9.1 TimeProjection_0.2.0 Matrix_1.1-1.1
timeDate_3010.98 lubridate_1.3.3 gbm_2.1
lattice_0.20-24
[43] survival_2.37-4 RobustRankAggreg_1.1 impute_1.36.0
reshape_0.8.4 plyr_1.8 zoo_1.7-10
data.table_1.8.10
[50] foreach_1.4.1 foreign_0.8-57 languageR_1.4.1
preprocessCore_1.24.0 gtools_3.1.1 BiocInstaller_1.12.0
org.Hs.eg.db_2.10.1
[57] RSQLite_0.11.4 DBI_0.2-7 AnnotationDbi_1.24.0
Biobase_2.22.0 BiocGenerics_0.8.0 biomaRt_2.18.0
loaded via a namespace (and not attached):
[1] affyio_1.30.0 annotate_1.40.0 AnnotationForge_1.4.4
codetools_0.2-8 colorspace_1.2-4 dichromat_2.0-0 digest_0.6.4
[8] grid_3.0.2 GSEABase_1.24.0 gtable_0.1.2
iterators_1.0.6 labeling_0.2 latticeExtra_0.6-26 MASS_7.3-29
[15] munsell_0.4.2 proto_0.3-10 RBGL_1.38.0
RCurl_1.95-4.1 reshape2_1.2.2 scales_0.2.3 stats4_3.0.2
[22] stringr_0.6.2 tools_3.0.2 xtable_1.7-1
zlibbioc_1.8.0
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