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是否有红宝石等效的lisp汽车,cdr和cons功能？对于那些不熟悉lisp的人来说,这就是我想要的ruby:

[1,2,3].car   => 1
[1,2,3].cdr   => [2,3]
[2,3].cons(1) => [1,2,3]

(在口齿不清):

(car '(1 2 3))  => 1
(cdr '(1 2 3))  => (2 3)
(cons 1 '(2 3)) => (1 2 3)