shutdown: Shut down the operating system with the command 'shutdown'

In jimbrig2011/jimstools: Tools for R

Shut down the operating system with the command ‘shutdown’

Description

There is a command shutdown in both Windows and Linux, and this function uses it to shut down a computer.

Usage

shutdown(wait = 0)

Arguments

wait	time to wait before shutting down (in seconds); passed to Sys.sleep

Details

After the time wait has passed, R will execute shutdown -s -t 0 (for Windows) or shutdown -h now to shut down the computer.

Value

The status code of system.

See Also

system, Sys.sleep

Examples

if (interactive()) {
# when your code is extremely time-consuming, you may need this function;
# e.g. you go to sleep, and R is running long computation...
# complex graphics... and long long computation... at last,
shutdown()
# the next day you wake up, "thank you, R" :)
}

jimbrig2011/jimstools documentation built on Sept. 14, 2022, 1:38 a.m.