Microsoft Learn: Build skills that open doors in your career

Microsoft Learn. Spark possibility. Build skills that open doors. See all you can do with documentation, hands-on training, and certifications to help you get the most from Microsoft products. Learn by doing Gain the skills you can apply to everyday situations through hands-on training personalized to your needs, at your own pace or with our global network of learning partners. Take training Find

[sankaseki]

予約名

[rero]

多重 #include のガードのために __HOGE_H__ (__ で始まる名前．C++ ではもっと厳しく，__ を含む名前も駄目) や _HOGE_H_ (_ で始まり，その次が大文字の名前) を使うのは規約違反．HOGE_H などとする必要がある．