function
boot.janet on line 854, column 1
(sorted ind &opt before?)
Returns a new sorted array without modifying the old one. If a
`before?` comparator function is provided, sorts elements using
that, otherwise uses `<`.
# with by function
(sorted [1 -2 2 3 9 -10] >) #@[9 3 2 1 -2 -10](sorted [1 -2 2 3 9 -10]) # @[-10 -2 1 2 3 9]