(: :) <!-- --> <! > & ; (: :) (: :) " " ' ' / : : { } " " ' ' { } < > (: :) :: @ [ ] = != := > < &gt; &lt; ? + * / | , & ; : ( $ let declare function variable cast and as castable div else eq every except for ge gt idiv if in instance intersect is isnot le lt mod nillable ne of or return satisfies some then to treat union -