seq
:
scan
head()
tail()
'['
'[['
'[<-'
'[[<-'
match()
%in%
findInterval()
split()
unsplit()
order()
sort()
duplicated()
tabulate()
invisible()
...
x <- structure(c(13, 2, 6), names = c("spam", "sausage","celery")) typeof(x)
## [1] "double"