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코틀린 확장 함수 (Extension Function)
리스트의 모든 요소를 더하는 확장 함수를 정의하기
fun List<Int>.sums(): Int { var sum = 0 for (item in this) { sum += item } return sum } fun main() { val numbers = listOf(1, 2, 3, 4, 5) println(numbers.sums()) // 출력: 15 }
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코틀린 확장 함수 (Extension Function)
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The text was updated successfully, but these errors were encountered: