Code blocks

perl

#!/usr/bin/env perl

use v5.44;

sub foo ($x, $y) {
    return $x + $y;
}

say foo(10, 20);

Another code block:

perl

#!/usr/bin/env perl

use v5.44;
use FindBin '$RealBin';
use lib "$RealBin/local/lib/perl5";

use Mojo::Pg;

my $pg = Mojo::Pg->new('postgtresql://user:pass@localhost/website');

And HTML, with multiple blank lines:

html

<!-- line 1 -->
<strong>Bold text</strong>



<!-- line 2 -->
<em>Italic text</em>