<-
:
seq()
seq_along()
sequence()
!
&
|
xor
NA
plot()
ggplot()
geom_smooth()
geom_line()
abline()
geom_hline()
geom_vline()
geom_abline()
hist()
geom_histogram()
boxplot()
geom_boxplot()
read_csv()
read_excel()
saveRDS()
loadRDS()
group_by()
summarize()
separate()
unite()
if
else
switch()
for
next
break
outer()
while
repeat
Having mastered vectors in Chapter 2, we will introduce other types of R objects, including matrix, array, data frame, and list.