Sort

Sort[list] sorts the elements of list into canonical order.

Sort[list, p] sorts using the ordering function p.

Examples

Sort a list of numbers:

Sort[{3, 1, 4, 1, 5, 9, 2, 6}]
(* {1, 1, 2, 3, 4, 5, 6, 9} *)

Sort in descending order:

Sort[{3, 1, 4, 1, 5}, Greater]
(* {5, 4, 3, 1, 1} *)

Please visit the official Wolfram Language Reference for more details.