withr: with_temp_libpaths – R documentation

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with_temp_libpaths

Library paths

Temporarily prepend a new temporary directory to the library paths.

with_temp_libpaths(code, action = "prefix")

local_temp_libpaths(action = "prefix", .local_envir = parent.frame())

`code`	`[any]` Code to execute in the temporary environment
`action`	`[character(1)]` should new values `"replace"`, `"prefix"` or `"suffix"` existing paths.
`.local_envir`	`[environment]` The environment to use for scoping.

[any]
The results of the evaluation of the code argument.