Dave Cross: Still Munging Data With Perl: Online event - Mar 27 Learn more

#!/usr/bin/perl
# [[[ PREPROCESSOR ]]]
# <<< EXECUTE_SUCCESS: 'have $foo = howdy dowdy hello ahoy' >>>
# <<< EXECUTE_SUCCESS: "have $bar = $foo =~ m/owdy/gxms = '1'" >>>
# [[[ HEADER ]]]
use RPerl;
use strict;
our $VERSION = 0.001_000;
# [[[ CRITICS ]]]
## no critic qw(ProhibitUselessNoCritic ProhibitMagicNumbers RequireCheckedSyscalls) # USER DEFAULT 1: allow numeric values & print operator
## no critic qw(RequireInterpolationOfMetachars) # USER DEFAULT 2: allow single-quoted control characters & sigils
# [[[ OPERATIONS ]]]
# BIND, LITERAL PATTERN
#use Data::Dumper;
my string $foo = 'howdy dowdy hello ahoy';
my integer $bar = $foo =~ m/owdy/gxms; # DEFAULT scalar, truth value matched
#my string_arrayref $bar = [$foo =~ m/owdy/gxms]; # array ref, matches
#my integer $bar = scalar @{[$foo =~ m/owdy/gxms]}; # scalar, match count
print 'have $foo = ', $foo, "\n";
print q{have $bar = $foo =~ m/owdy/gxms = '}, $bar, q{'}, "\n";
#print q{have $bar = $foo =~ m/owdy/gxms = '}, Dumper($bar), q{'}, "\n";