getenv {base} | R Documentation |
getenv
obtains the values of the environment variables named by
x
.
getenv(x)
x |
a character vector, or missing |
A vector of the same length as x
, with the variable names as
its names
attribute. Each element holds the value of the
environment variable named by the corresponding component of x
(or ""
if no environment variable with that name was found).
On some platforms getenv()
will return a named vector giving
the values of all the environment variables.
getwd
for the working directory.
getenv(c("R_HOME", "R_PAPERSIZE", "R_PRINTCMD", "HOST"))