8.1 Checking data types

Number:

a <- 10
mode(a)

## [1] "numeric"

typeof(a)

## [1] "double"

str(a)

##  num 10

Text:

b <- "word"
mode(b)

## [1] "character"

typeof(b)

## [1] "character"

str(b)

##  chr "word"