{"blog_title":"donghai821\u306e\u65e5\u8a18","width":"100%","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdonghai821.hatenadiary.org%2Fentry%2F20080908%2F1220889862\" title=\"String\u306e\u9023\u7d50\u3000+=\u3068&lt;&lt;\u306e\u9055\u3044 - donghai821\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","provider_url":"https://hatena.blog","author_name":"donghai821","description":"+=\u306e\u5834\u5408\uff08\u4e88\u60f3\u901a\u308a\u306e\u7d50\u679c\u306b\u306a\u308b\uff09 a = \"a\" b = a b += 'b' p b # => \"ab\" p a # => \"a\" a = \"a\" b = a b << 'b' p b # => \"ab\" p a # => \"ab\"","categories":["Ruby"],"provider_name":"Hatena Blog","type":"rich","published":"2008-09-08 01:04:22","image_url":null,"title":"String\u306e\u9023\u7d50\u3000+=\u3068<<\u306e\u9055\u3044","blog_url":"https://donghai821.hatenadiary.org/","author_url":"https://blog.hatena.ne.jp/donghai821/","url":"https://donghai821.hatenadiary.org/entry/20080908/1220889862"}