{"description":"class A { String toString() { return \"AAA\" } } def a = new A(); println a a.metaClass.toString = {return \"BBB\"} println a println a.toString() toString\u3092\u5dee\u3057\u66ff\u3048\u3066\u307f\u3088\u30fc\u3063\u3066\u3060\u3051\u306a\u3093\u3060\u3051\u3069\u2026 \u7d50\u679c AAA AAA BBB \u52dd\u624b\u306b\u547c\u3070\u308c\u308b\u306e\u3068\u660e\u793a\u7684\u306b\u547c\u3076\u306e\u3067\u6319\u52d5\u304c\u5909\u308f\u308b\u2026\uff1f","type":"rich","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Firof.hateblo.jp%2Fentry%2F20110702%2Fp2\" title=\"Groovy\u306e\u51e6\u7406\u306e\u5dee\u3057\u66ff\u3048\u3068toString - \u65e5\u3005\u5e38\u3005\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"Groovy\u306e\u51e6\u7406\u306e\u5dee\u3057\u66ff\u3048\u3068toString","image_url":null,"height":"190","provider_name":"Hatena Blog","categories":["Groovy"],"blog_title":"\u65e5\u3005\u5e38\u3005","blog_url":"https://irof.hateblo.jp/","provider_url":"https://hatena.blog","width":"100%","author_url":"https://blog.hatena.ne.jp/irof/","author_name":"irof","url":"https://irof.hateblo.jp/entry/20110702/p2","published":"2011-07-02 00:00:00"}