From: "Berger, Daniel" <djberge@...>
Date: 2002-09-17T04:37:29+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

If you're interested in an actual interface to ps, see Sys-ProcTable,
available on the RAA.

Regards,

Dan