Last data update: 2014.03.03
|
R: Environment variables
with_envvar | R Documentation |
Environment variables
Description
Temporarily change system environment variables.
Usage
with_envvar(new, code, action = "replace")
Arguments
new |
[named character] New environment variables
|
code |
[any] Code to execute in the temporary environment
|
action |
should new values "replace" , "prefix" or
"suffix" existing variables with the same name.
|
Details
if NA is used those environment variables will be unset.
If there are any duplicated variable names only the last one is used.
Value
[any] The results of the evaluation of the code
argument.
See Also
withr for examples
Sys.setenv
Results
|