< > BotCompany Repo | #1034849 // mapMultiSetMapKeys - apply function to a MultiSetMap's keys, merge values if two keys collapse to one

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

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static <A, B, C> MultiSetMap<B, C> lambdaMapLike mapMultiSetMapKeys(IF1<A, C> f, MultiSetMap<A, B> mm) {
  MultiSetMap m = similarEmptyMultiSetMap(mm);
  for (key : keys(mm))
    m.put(f.get(key), mm.get(key));
  ret m;
}

static <A, B, C> MultiSetMap<B, C> lambdaMapLike mapMultiSetMapKeys(MultiSetMap<A, B> mm, IF1<A, C> f) {
  ret mapMultiSetMapKeys(f, mm);
}

Author comment

Began life as a copy of #1024745

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Travelled to 3 computer(s): bhatertpkbcr, mowyntqkapby, mqqgnosmbjvj

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