how to generate unique string

Question

I want to transform an XML document into HTML. Some XML elements have links to others documents like:

In the H

Answer 1

You can utilize ARGV:

v=123test
awk 'BEGIN {print ARGV[1]}' "$v"

Note that if you are going to continue into the body, you will need to adjust ARGC:

awk 'BEGIN {ARGC--} {print ARGV[2], $0}' file "$v"