shigemk2 https://blog.hatena.ne.jp/shigemk2/ by shigemk2 https://www.shigemk2.com/ Scala 連想配列、ハッシュマップとか呼ばれるやつで、他の言語と同じくキーと値の組からなるコレクションのこと。 $ scala Welcome to Scala version 2.10.3 (Java HotSpot(TM) 64-Bit Server VM, Java 1.7.0_51). Type in expressions to have them evaluated. Type :help for more information. scala> val m = Map[String, Int]("Scala"->1, "Java"->2, "Ruby"->3) m: scala.colle… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F2014%2F01%2F27%2FScala%25E3%2581%25AE%25E3%2583%259E%25E3%2583%2583%25E3%2583%2597%25E5%259E%258B" title="Scalaのマップ型 - 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> http://ecx.images-amazon.com/images/I/315Gw-Mz1PL._AA180_.jpg Hatena Blog https://hatena.blog 2014-01-27 20:13:59 rich https://www.shigemk2.com/entry/2014/01/27/Scala%E3%81%AE%E3%83%9E%E3%83%83%E3%83%97%E5%9E%8B 1.0 100%