list(@rest obj1, ...)
Return a new list with obj1, ... as elements.
A new list can also be constructed using the literal syntax: [obj1, ...]
list()
// []
list(1, 2, 3) == [1, 2, 3]
// true
let xs = [10, 20, 30]
xs[1]
// 20
xs[1] = "hi"
xs
// [10, hi, 30]
// list comprehensions:
[x * y | x <- range(1, 2), y <- range(10, 12)]
// [10, 11, 12, 20, 22, 24]