Select Code to Download

$ perl6 -e 'my @a = 1, 2, 3; push @a, 4; say ~@a'
1 2 3 4
...
Method '!fill' not found for invocant of class 'Int'
  in 'List::push' at line 2617:CORE.setting
  in main program body at line 1

my @a = gather for 1..3 {
    .say; take $_;
...
3
printing now...
1 2 3

my @a := gather for 1..3 {
    .say; take $_;
...
2
3
1 2 3