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生年月日から年齢を計算する

Android
Kotlin

Last updated at 2017-07-14Posted at 2017-07-13

生年月日から年齢計算

生年月日が入ったLocalDate を渡す

private fun calcAge(birthday: LocalDate): Int? {
  val today = LocalDate.now()
  return Period.between(LocalDate.parse(birthday.toString()), today).getYears()
}

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