Bash Help

Paul Howarth paul at city-fan.org
Fri Apr 7 11:23:12 UTC 2006


Dan Track wrote:
> Hi
> 
> Simple question, I'm running a command `command`, what I'd like to do
> is check to see if the response is empty then exit. Does anyone know
> how I can perform that check?

Exit if "command" produces no output:
[ -z "$(command)" ] && exit

Paul.




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