formals_l {lenses} | R Documentation |
Formals lens
Description
A lens equivalent of formals and formals<-, allowing you to change the formal arguments of a function. As with body_l you probably shouldn't use this.
Usage
formals_l
Format
An object of class lens
of length 2.
Examples
f <- function(x) x + y + 7
view(f, formals_l)
g <- set(f, formals_l, list(x = 1, y = 2))
g()
[Package lenses version 0.0.3 Index]