Body lens

A lens into the body of a function. The lens equivalent of body and body<-. You probably shouldn't use this.

body_l

Format

An object of class lens of length 2.

Examples

inc2 <- function(x) x + 2
view(inc2, body_l)
#> x + 2
inc4 <- set(inc2, body_l, quote(x + 4))
inc4(10)
#> [1] 14