on_path_not_exists {path.chain}

Function called if path does not exists

Description

Function called if path does not exists

Usage

on_path_not_exists(fun)

Arguments

fun

a function, one-side formula or NULL; if missing, returns value of the path.chain.on.path.not.exists option

Examples

# We'll create an options backup for this example
old.options <- options()
on_path_not_exists(print)
on_path_not_exists()
options(old.options)