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My script is complete and does exactly what I want it to do. Thank you once more!

Thank you! I added that to my script and it works.

I am working on a script that will parse the /proc/meminfo file and return values. I have been able to pull the MemTotal and MemFree from that file but have stumbled on the next thing I want to do -...

Unfortunately, that is the way I am being told to do it. I am trying to get an idea of the concept behind doing it this way.

It is /etc/passwd - I cannot copy that input though for some strange reason.

Can someone post a "for dummies" explanation on how subshells work?

Let's say I want to get a couple of pieces of info from the /etc/passwd file and set them as variables to be echo'd back after...