{"provider_url":"https://hatena.blog","type":"rich","provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/nandakagoodvibes/","image_url":null,"published":"2025-09-21 15:38:44","height":"190","url":"https://nandakagoodvibes.hatenablog.com/entry/2025/09/21/153844","title":"\u3010C\u3011\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u3063\u3066\u6587\u5b57\u306e\u5224\u5b9a(ctype.h)","categories":["C"],"version":"1.0","width":"100%","blog_title":"\u306a\u3093\u3060\u304bGoodVibes","description":"\u3053\u3093\u306b\u3061\u306f\u3002 \u672c\u65e5\u306fC\u8a00\u8a9e\u30e1\u30e2\u3067\u3059\u3002 \u6982\u8981 \u6587\u5b57\u304c\u82f1\u5b57\u304b\u3069\u3046\u304b\u306e\u5224\u5b9a \u6587\u5b57\u304c\u6570\u5b57\u304b\u3069\u3046\u304b\u306e\u5224\u5b9a \u6587\u5b57\u304c\u82f1\u5b57\u3082\u3057\u304f\u306f\u6570\u5b57\u304b\u3069\u3046\u304b\u306e\u5224\u5b9a \u6587\u5b57\u304c\u7a7a\u767d\u6587\u5b57\u304b\u3069\u3046\u304b\u306e\u5224\u5b9a \u6982\u8981 \u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u30d8\u30c3\u30c0\u3067\u3042\u308b\u300cctype.h\u300d\u306b\u542b\u307e\u308c\u308b\u95a2\u6570\u3092\u4f7f\u3063\u3066 \u6587\u5b57\u306e\u5224\u5b9a\u3092\u3084\u3063\u3066\u307f\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002 \u3088\u304f\u4f7f\u3044\u305d\u3046\u306a\u3082\u306e\u3092\u30d4\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u3066 \u30b5\u30f3\u30d7\u30eb\u3092\u4f5c\u3063\u3066\u307f\u307e\u3057\u305f\u3002 \u6587\u5b57\u304c\u82f1\u5b57\u304b\u3069\u3046\u304b\u306e\u5224\u5b9a \u82f1\u5b57\u304b\u3069\u3046\u304b\u5224\u5b9a\u3059\u308b\u5834\u5408\u306fisalpha()\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002 \u82f1\u5b57\u306e\u5834\u5408\u306f\u30010\u4ee5\u5916\u306e\u5024\u304c\u8fd4\u308a\u307e\u3059\u3002 #include <stdio.h> #include <ctype.h> int main() { char c1 = 'a'; c\u2026","author_name":"nandakagoodvibes","blog_url":"https://nandakagoodvibes.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnandakagoodvibes.hatenablog.com%2Fentry%2F2025%2F09%2F21%2F153844\" title=\"\u3010C\u3011\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u4f7f\u3063\u3066\u6587\u5b57\u306e\u5224\u5b9a(ctype.h) - \u306a\u3093\u3060\u304bGoodVibes\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}