参考链接: 1. Appledoc 生成xcode 注释文档 2. https://github.com/tomaz/appledoc 3. Objective-规范注释心得 4. 使用Objective-C的文档生成工具:appledoc 5. http://www.simplicate.info/2013/07/25/using-appledoc-to-generate-xcode-help-part-1/ 6. http://www.simplicate.info/2013/07/29/using-appledoc-to-generate-xcode-help-part-2/