> PS: notice how i have to put a " " in between every variable in
> > awk. Why? the OFS is set to be a space, yet without the " " i get:
> >
> > 123456789
> >
> > rather than
> >
> > 123 456 789..
> >
> > why?
>> Because the space between $4 and $5 in {print $4 $5} is
> a concatenation operator.
You can put a comma as in print $1,$2 and this will stick in a space.
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