no array, lists: only tables
tables start at index 1
comments: – or –[[ multiline comment –]]
methods on instances: obj:method or class.method(obj)
optional ; on line end, but ;; is illegal “There are no empty statements and thus ';;' is not legal.”
.. operator: concat string with number
! → not
&& → and
local key = "foo"
{[key]= 23}
{foo = 42}