Re: Answer: How do I match a number range?

in reply to Re: How do I match a number range?
in thread How do I match a number range?

> my $range = join '|', 5278..5391;
> my $number = 5300;
> print "Matched\n" if $range =~ /\b$number\b/;
[download]

You want $number =~ /^($range)$/ instead.

Also, you need to create a potentially large list in memory then turn it into a large string. For numbers of this size, this isn't really a problem, but what if you are trying to match unix time values, that's 780k just to match a one day time frame.

In Section Seekers of Perl Wisdom