grep 
use warnings;
use strict;

my $myfruit = 'apples';

if (grep { $myfruit eq $_ }  ("bananas","apples","oranges")){
  print "I like $myfruit!";
}
else {
  print "I don't like $myfruit!";
}

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See also:

In reply to Re: IN-style operator for set of possible values by toolic
in thread IN-style operator for set of possible values by BeneSphinx

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