记录包提供的绑定

#lang scribble/manual

@; Make sure that code highlighting recognises identifiers from my-package:
꩜require[@for-label[my-package]]

@; Indicate which module is exporting the identifiers documented here.
@defmodule[my-package]

@defproc[(my-procedure [arg1 number?] [arg2 string?]) symbol?]{
  The @racket[my-procedure] function repeats the @racket[arg2] string
  @racket[arg1] times, and transforms the result into a symbol.

  @history[#:added "1.0"
           #:changed "1.1" @elem{Improved performance,
                                 from @tt{O(n²)} to @tt{O(n)}}]
}

根据经验，一个模块（可能出现在 (require foo/bar) 右侧的东西，即 foo/bar）应由单个 .scribble 文件记录。.scribble 文件可以记录多个模块，只要每个模块都记录在一个单独的 @section 中。