#!/usr/bin/perl
# This demonstrates matching through a string
use strict;
use Time::HiRes qw(gettimeofday);
my $start = gettimeofday();
my $str = "_" x $ARGV[0];
1 while $str =~ /./g;
my $elapsed = gettimeofday() - $start;
print "$ARGV[0] characters took $elapsed seconds\n";

#!/usr/bin/perl
# This demonstrates matching through a string, capturing
use strict;
use Time::HiRes qw(gettimeofday);
my $start = gettimeofday();
my $str = "_" x $ARGV[0];
1 while $str =~ /(.)/g;
my $elapsed = gettimeofday() - $start;
print "$ARGV[0] characters took $elapsed seconds\n";

#!/usr/bin/perl
# This demonstrates matching through a string, capturing $`
use strict;
use Time::HiRes qw(gettimeofday);
# Mess life up here
if ("gotcha" =~ /o/) {
  my $fooey = $`;
}
my $start = gettimeofday();
my $str = "_" x $ARGV[0];
1 while $str =~ /(.)/g;
my $elapsed = gettimeofday() - $start;
print "$ARGV[0] characters took $elapsed seconds\n";