for @a -> $x, $y { ... $x is topic ... } for @a ; @b -> $x, $y ; $z { ... WHAT is topic ? ... }
what is topic in multi stream loop ? arcadi
for @a -> $x, $y { ... $x is topic ... } for @a ; @b -> $x, $y ; $z { ... WHAT is topic ? ... }
what is topic in multi stream loop ? arcadi