{"author_name":"faith_and_brave","categories":["C++"],"version":"1.0","title":"C++1z \u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3059\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b__has_include","height":"190","image_url":null,"blog_title":"Faith and Brave - C++\u3067\u904a\u307c\u3046","description":"C++1z\u304b\u3089\u3001\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3059\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u30d7\u30ea\u30d7\u30ed\u30bb\u30c3\u30b5\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002 __has_include\u5f0f\u306e\u5f15\u6570\u3068\u3057\u3066\u3001\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u56f2\u307e\u308c\u305f\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u30d5\u30a1\u30a4\u30eb\u540d\u3001\u5c71\u30ab\u30c3\u30b3\u3067\u56f2\u307e\u308c\u305f\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u30d5\u30a1\u30a4\u30eb\u540d\u3001\u3082\u3057\u304f\u306f\u30d7\u30ea\u30d7\u30ed\u30bb\u30c3\u30b5\u30c8\u30fc\u30af\u30f3\u540d\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30d7\u30ea\u30d7\u30ed\u30bb\u30b9\u6642\u306b\u305d\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3059\u308b\u304b\u3092#if\uff0f#elif\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002 // <optional>\u30d8\u30c3\u30c0\u304c\u5b58\u5728\u3057\u3066\u3044\u305f\u3089\u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3059\u308b #if __has_include(<optional>) #include <optional> #endif // \"optional\"\u30d8\u30c3\u30c0\u304c\u5b58\u5728\u3057\u3066\u3044\u305f\u3089\u30a4\u30f3\u30af\u2026","width":"100%","published":"2016-05-09 17:59:23","provider_url":"https://hatena.blog","type":"rich","author_url":"https://blog.hatena.ne.jp/faith_and_brave/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ffaithandbrave.hateblo.jp%2Fentry%2F2016%2F05%2F09%2F175923\" title=\"C++1z \u30a4\u30f3\u30af\u30eb\u30fc\u30c9\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3059\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b__has_include - Faith and Brave - C++\u3067\u904a\u307c\u3046\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://faithandbrave.hateblo.jp/entry/2016/05/09/175923","provider_name":"Hatena Blog","blog_url":"https://faithandbrave.hateblo.jp/"}