garbagetown https://blog.hatena.ne.jp/garbagetown/ garbagetown https://garbagetown.hatenablog.com/ List と Map さらに妄想を続けていたら List と Map はこんな感じに落ち着くような気がしてきた。 ijb(main):001:0> List<String> list = (ArrayList<String>) ["a", "b", "c"]; => ["a", "b", "c"] ijb(main):002:0> Map<String, Object> map = (HashMap<String, Object>) {"a" => 1, "b" => 2, "c" => 3}; => {a=1, b=2, c=3} ijb(main):003:0>シンタックスシュガーを使った… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fgarbagetown.hatenablog.com%2Fentry%2F20090221%2F1235180669" title=" jaby (2) - garbagetown" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2009-02-21 10:44:29 rich https://garbagetown.hatenablog.com/entry/20090221/1235180669 1.0 100%