R is.factor()

1 개요

R is.factor()

is.factor(factor(c(1,2,3)))
#[1] TRUE

is.factor(1)
#[1] FALSE
is.factor("1")
#[1] FALSE
is.factor(c(1,2,3))
#[1] FALSE

2 같이 보기

• R factor()
• R as.factor()
• R is.numeric()

3 참고

• https://www.rdocumentation.org/packages/base/versions/3.5.3/topics/factor