R dim()

1 개요

R dim()

• "dimension"
• 객체의 차원을 조회하거나 설정하는 R 함수

options(echo = TRUE)
1:6
class( 1:6 )
dim( 1:6 )

options(echo = TRUE)
diag(2)
class( diag(2) )
dim( diag(2) )

options(echo = TRUE)
matrix(1:6, 2, 3)
class( matrix(1:6, 2, 3) )
dim( matrix(1:6, 2, 3) )

options(echo = TRUE)
m <- matrix(1:6, 2, 3)
m
dim( m ) <- c(3:2)
m

options(echo = TRUE)
BOD
dim(BOD)

2 같이 보기

• R matrix()
• R str()
• R diag()
• R ncol()
• R nrow()
• R dimnames()

3 참고

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