{"author_url":"https://blog.hatena.ne.jp/shikaku/","provider_name":"Hatena Blog","published":"2009-05-22 00:00:00","blog_url":"https://blog.systemjp.net/","provider_url":"https://hatena.blog","width":"100%","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.systemjp.net%2Fentry%2F20090522%2Fp5\" title=\"\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u5927\u6587\u5b57\u3092\u5c0f\u6587\u5b57\u306b\u5909\u63db\u3059\u308b - shikaku&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["C","CPP"],"type":"rich","author_name":"shikaku","url":"https://blog.systemjp.net/entry/20090522/p5","version":"1.0","image_url":null,"description":"tolower() \u95a2\u6570\u3092\u4f7f\u3044\u307e\u3059\u3002\u3053\u308c\u306fC\u6a19\u6e96\u3002\u30cd\u30bf\u5143 http://always-pg.com/c/runtime_rd/character/tolower.html \u9006\u306ftoupper()\u95a2\u6570\u3002\u30cd\u30bf\u5143 http://always-pg.com/c/runtime_rd/character/toupper.html","blog_title":"shikaku's blog","title":"\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u5927\u6587\u5b57\u3092\u5c0f\u6587\u5b57\u306b\u5909\u63db\u3059\u308b"}