{"author_name":"shigemk2","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2Flistbuffer_scala\" title=\"\u8584\u3089\u307c\u3093\u3084\u308a\u3068\u3057\u305fListBuffer\u306e\u4f7f\u3044\u65b9 \u30e1\u30e2 - by shigemk2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["Scala"],"description":"\u672c\u5f53\u306b\u8584\u3089\u307c\u3093\u3084\u308a\u3068\u3057\u305f\u4f7f\u3044\u65b9\u3002mutable\u306aListBuffer\u3092\u4f7f\u3046\u3068\u3001+=\u3067\u3069\u3093\u3069\u3093\u8981\u7d20\u3092\u5897\u3084\u305b\u308b\u3002empty[T]\u3067ListBuffer\u3092\u521d\u671f\u5316\u3002empty\u306f\u4f7f\u308f\u308c\u3066\u3044\u308b\u3063\u307d\u3044\u3002 scala> case class A(a: Int, b: String) defined class A scala> scala> val a = scala.collection.mutable.ListBuffer.empty[A] a: scala.collection.mutable.ListBuffer[A] = ListBuffer() scala> a += A(1, \"hoge\") r\u2026","width":"100%","url":"https://www.shigemk2.com/entry/listbuffer_scala","height":"190","blog_url":"https://www.shigemk2.com/","version":"1.0","author_url":"https://blog.hatena.ne.jp/shigemk2/","image_url":null,"type":"rich","provider_name":"Hatena Blog","published":"2015-11-04 22:08:15","blog_title":"by shigemk2","title":"\u8584\u3089\u307c\u3093\u3084\u308a\u3068\u3057\u305fListBuffer\u306e\u4f7f\u3044\u65b9 \u30e1\u30e2","provider_url":"https://hatena.blog"}