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jodaのDateTimeのソート

Scala

Last updated at 2015-08-20Posted at 2015-07-16


object Joda {
    implicit def dateTimeOrdering: Ordering[DateTime] = Ordering.fromLessThan(_ isBefore _)
}

// elsewhere
import Joda._
dateTimes.sorted

ついでにDefault Timezone

JodaのTimezoneはJDKのを見てて、JDKはOSのを見てて、というJAVAが知らない人の調査結果です。

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