To print the differences as jaypal points out:
awk '{gsub($1,"",$2)}1' file
bar foo
111 random
Frage
I have this:
bar foobar
111 random111
I want to define $2 so that when compared to $1, it should contain only the differences (non-matching characters):
bar foo
111 random
Lösung
To print the differences as jaypal points out:
awk '{gsub($1,"",$2)}1' file
bar foo
111 random