{"blog_url":"https://kj-ki.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkj-ki.hatenablog.com%2Fentry%2F20100104%2Fp1\" title=\"\u7279\u5b9a\u306e\u6587\u5b57\u30fb\u6587\u5b57\u5217\u306e\u51fa\u73fe\u56de\u6570\u3092\u8abf\u3079\u308b - kj-ki\u2019s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"kj-ki\u2019s blog","title":"\u7279\u5b9a\u306e\u6587\u5b57\u30fb\u6587\u5b57\u5217\u306e\u51fa\u73fe\u56de\u6570\u3092\u8abf\u3079\u308b","published":"2010-01-04 00:00:00","provider_url":"https://hatena.blog","author_name":"kj-ki","categories":["Scheme"],"url":"https://kj-ki.hatenablog.com/entry/20100104/p1","image_url":null,"description":"\u6587\u5b57\u306e\u6570\u3092\u8abf\u3079\u308b \u5bfe\u8c61\u304c\u6587\u5b57\u306e\u5834\u5408\uff0cSRFI-13\u306b\u3042\u308bstring-count\u3092\u4f7f\u3044\u307e\u3059\uff0e\u30de\u30eb\u30c1\u30d0\u30a4\u30c8\u6587\u5b57\u3082\u4f7f\u3048\u307e\u3059\uff0e (string-count s char/char-set/pred &optional start end) \u4f7f\u7528\u4f8b\uff0e (use srfi-13) (string-count \"a\\nb\\nccc\\nd\\n\" #\\newline) =>4 (string-count \"\u3042\u3042\u3042\u3044\u3044\u3046\u3046\u3048\u3048\u304a\" #\\\u3042) =>3 \u8907\u6570\u6587\u5b57\u306e\u6570\u3092\u8abf\u3079\u308b \u5bfe\u8c61\u6587\u5b57\u304c\u8907\u6570\u3042\u308b\u5834\u5408\uff0c\u6587\u5b57\u5217\u3092\u3044\u3063\u305f\u3093\u30ea\u30b9\u30c8\u306b\u3057\u3066\u304b\u3089\u6570\u3048\u4e0a\u3052\u307e\u3059\uff0e (define (string-count-chars str cha\u2026","version":"1.0","author_url":"https://blog.hatena.ne.jp/kj-ki/","provider_name":"Hatena Blog","width":"100%","height":"190","type":"rich"}