racket 变量操作示例代码

代码语言:racket

所属分类:其他

代码描述:racket 变量操作示例代码

代码标签: 示例

下面为部分代码预览,完整代码请点击下载或在bfwstudio webide中打开

#lang racket
(define some-var 5)
some-var ; => 5

;; You can also use unicode characters
(define ⊆ subset?)
(⊆ (set 3 2) (set 1 2 3)) ; => #t

;; Accessing a previously unassigned variable is an exception
; x ; => x: undefined ...

;; Local binding: `me' is bound to "Bob" only within the (let ...)
(let ([me "Bob"])
  "Alice"
  me) ; => "Bob"

;; let* is like let, but allows you to use.........完整代码请登录后点击上方下载按钮下载查看

网友评论0