「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()
}
}