body_l: Body lens
In lenses: Elegant Data Manipulation with Lenses

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

body_l

An object of class lens of length 2.

inc2 <- function(x) x + 2
view(inc2, body_l)
inc4 <- set(inc2, body_l, quote(x + 4))
inc4(10)

lenses documentation built on May 2, 2019, 8:51 a.m.

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