「Kotlin入門」write()でテキストファイルに書き込むサンプル
書式
public static Path write(Path path, Iterable<? extends CharSequence> lines,
Charset cs, OpenOption… options) throws IOException
使用例
import java.io.IOException import java.nio.file.Files import java.nio.charset.Charset import java.nio.file.Paths import java.nio.file.StandardOpenOption import java.util.Arrays import java.util.ArrayList fun main() { val flPath = Paths.get("C:\\data", "sample.txt") val cst = Charset.forName("UTF-8") val cftLst: List<String> = ArrayList(Arrays.asList("A001", "B002", "C003", "D004", "E005")) try { Files.write( flPath, cftLst, cst, StandardOpenOption.TRUNCATE_EXISTING ) } catch (e: IOException) { e.printStackTrace() } }