Assigning system command's output to variable

Question

I want to run the system command in an awk script and get its output stored in a variable. I\'ve been trying to do this, but the command\'s output always goes t

Answer 1

Figured out.

We use awk's Two-way I/O

{
  "strip $1" |& getline $1
}

passes $1 to strip and the getline takes output from strip back to $1