=> creates an object of the Pair type. The Pair is a “key; value” combination, like those used in hashes. In the code, it is not always necessary to quote the key values.
my $pair = alpha => "one"; my %data = jan => 31, feb => 28, mar => 31;
📘 Pair creation operator => in Raku
N. B. Perl 6 has been renamed to Raku. Click to read more.