Bash: Update a variable within a file

Question

I know this is a simple answer and I could probably keep digging around on Google before I stroll across the answer. But I am on a tight schedule and I was hoping for an easy re

Answer 1

The similar as the sed solutons with perl

perl -i.bak -pe 's/(ONBOOT)=no/$1=yes/;s/(BOOTPROTO)=dhcp/$1=static/' files....