Examples for 'base::Sys.setenv'

Set or Unset Environment Variables

Aliases: Sys.setenv Sys.unsetenv

Keywords: environment utilities

### ** Examples

print(Sys.setenv(R_TEST = "testit", "A+C" = 123))  # `A+C` could also be used

[1] TRUE TRUE

Sys.getenv("R_TEST")

[1] "testit"

Sys.unsetenv("R_TEST") # on Unix-alike may warn and not succeed
Sys.getenv("R_TEST", unset = NA)

[1] NA
[Package base version 4.2.3 Index]