< > BotCompany Repo | #1027916 // takeFirstFromMap

JavaX fragment (include) [tags: use-pretranspiled]

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static <A, B> Map<A, B> takeFirstFromMap(int n, Map<A, B> map) {
  if (map == null) null;
  Map<A, B> map2 = similarEmptyMap(map);
  if (n > 0)
    for (Map.Entry<A, B> e : map.entrySet())
      if (n-- <= 0) break; else map2.put(e.getKey(), e.getValue());
  ret map2;
}

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