in reply to Why parens?

When declaring only one variable, it's mostly an aesthetic choice; but consider declaring multiple variables simultaneously...

my ($a, $b, $c);         # the good
my $a, $b, $c;           # the bad (i.e. broken)
my $a, my $b, my $c;     # and the ugly

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package Cow { use Moo; has name => (is => 'lazy', default => sub { 'Mooington' }) } say Cow->new->name

In Section Seekers of Perl Wisdom