R levels()

1 개요

R levels()

• "Levels Attributes"

x <- factor(c(1,1,1,1,2,2,2,2))
x
## [1] 1 1 1 1 2 2 2 2
## Levels: 1 2
levels(x)[1] <- "low"
levels(x)[2] <- "high"
x
## [1] low  low  low  low  high high high high
## Levels: low high

2 같이 보기

• R gl()
• R factor()
• R nlevels()
• R relevel()
• R reorder()

3 참고

• https://www.rdocumentation.org/packages/base/versions/3.6.1/topics/levels