From: Alan Chen <alan@...>
Date: 2002-09-17T04:16:53+09:00
Subject: Re: back tick equivalent

On Tue, Sep 17, 2002 at 04:04:24AM +0900, CHENG, WEI CHI (LNG) wrote:
> Just install ruby last Friday and tried to find the back tick equivalent as
> in shell script or perl to get the program output w/o resort to some popen
> trickery. Can not find it in the reference book or faq ?
> 
> e.g. what is the equivalent of below perl statement
> 
> 	@psout = `ps -elf | grep myusername`;

Backticks should work the same in ruby, if you want an array of lines,
you can do the following,

psout = `ps -elf | grep myusername`.split("\n")

without the .split("\n") you'd get one large string.

-- alan

-- 
Alan Chen
Digikata LLC
http://digikata.com