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Asked: 2026-05-27T23:44:00+00:00

I have a map that has SomeClass -> Double I want to get the

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I have a map that has SomeClass -> Double I want to get the SomeClass associated with the smallest value. How do I go about doing this? Ties do not matter and can be broken arbitrarily if that is an issue.

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  1. Editorial Team

    Use minBy:

    Map("a" -> 3.0, "b" -> 1.0, "c" -> 2.0).minBy(_._2)._1

    This gives "b" as expected.

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