in reply to Replacing whitespaces with a regex
When you have the time read perlre
If you're in a rush... skip down to the section on "Quantifiers". TIMTOWTDI. Pick the way which you think you'll stand the best chance of understanding 3 weeks or 3 months from now when you're asked to tweak your code.
Both:
$work =~ s/\s+$/ /; # more than once
and
$work =~ s/\s{2,}$/ /; # at least twice
should work.
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Re^2: Replacing whitespaces with a regex
by soonix (Canon) on Mar 04, 2013 at 14:16 UTC |
In Section
Seekers of Perl Wisdom