Help for this page

Select Code to Download


  1. or download this
    my $f = lambda $x => sub { $x**2 };
say $f->(2); # => 4
say $f->(3); # => 9
  2. or download this
    my $f = sub { $_[0]**2 };
say $f->(2); # => 4
say $f->(3); # => 9