package newFeature;

import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Paths;

/**
 * @author LiuYan
 * @date 2023年4月20日
 * 变量放到try()里面
 */
public class TryOptimization {
 public static void main(String[] args) throws IOException {
 // Java8
 try (InputStream inputStream8 = Files.newInputStream(Paths.get(""))) {
 for (int i = 0; i < 100; i++) {
 System.out.println((char) inputStream8.read());
 }
 }

 // Java9
 InputStream inputStream9 = Files.newInputStream(Paths.get(""));
 try (inputStream9) {
 for (int i = 0; i < 100; i++) {
 System.out.println((char) inputStream9.read());
 }
 }
 }

}