{"blog_title":"\u305e\u3048 \u306e\u622f\u308c\u8a00","version":"1.0","image_url":null,"blog_url":"https://t-tkzw.hatenadiary.org/","author_name":"t-tkzw","description":"\u524d\u56de\u306b\u5f15\u304d\u7d9a\u304d\u3001\u5909\u6570\u3092\u542b\u30803\u3064\u306e\u6587\u5b57\u5217\u3092\u9023\u7d50\u3059\u308b\u5834\u5408\u306f\u3069\u306e\u65b9\u6cd5\u304c\u3088\u3044\u306e\u304b\u8abf\u3079\u3066\u307f\u307e\u3059\u3002\u7d50\u679c\u306e\u5909\u6570\u306b\u683c\u7d0d\u3059\u308b\u969b\u306b\"+=\"\u3092\u4f7f\u3046\u306e\u306f\u660e\u3089\u304b\u306b\u9045\u3044\u306e\u3067concat\u3092\u4f7f\u3046\u3053\u3068\u306b\u3057\u307e\u3059\u3002 \u30c6\u30b9\u30c81: \"+\"\u306b\u3088\u308b\u9023\u7d50 str = 'def' for i in 1..100000 buf = 'abc' + str + 'ghi' end \u30c6\u30b9\u30c82: \" str = 'def' for i in 1..100000 buf = 'abc' buf << str buf << 'ghi' end \u30c6\u30b9\u30c83: \u5f0f\u5c55\u958b str = 'def' for i in 1..100000 buf = \"abc#{str\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ft-tkzw.hatenadiary.org%2Fentry%2F20060709%2Fp4\" title=\" \u6587\u5b57\u5217\u306e\u9023\u7d50\u3001\u305d\u306e\uff12 - \u305e\u3048 \u306e\u622f\u308c\u8a00\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["ruby"],"height":"190","width":"100%","type":"rich","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","title":" \u6587\u5b57\u5217\u306e\u9023\u7d50\u3001\u305d\u306e\uff12","author_url":"https://blog.hatena.ne.jp/t-tkzw/","url":"https://t-tkzw.hatenadiary.org/entry/20060709/p4","published":"2006-07-09 00:00:03"}