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Diffstat (limited to 'r.html.markdown')
| -rw-r--r-- | r.html.markdown | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/r.html.markdown b/r.html.markdown index 447db4b3..d3d725d3 100644 --- a/r.html.markdown +++ b/r.html.markdown @@ -259,6 +259,7 @@ levels(infert$education) # "0-5yrs" "6-11yrs" "12+ yrs" # NULL # "NULL" is a weird one; use it to "blank out" a vector class(NULL) # NULL +parakeet = c("beak", "feathers", "wings", "eyes") parakeet # => # [1] "beak" "feathers" "wings" "eyes" |