import java.io.*;
public class FileOutputStreamTest {
public static void main(String[] args) {
FileInputStream in = null;
FileOutputStream out = null;
int b=0;
byte[] t = new byte[6];
try {
in = new FileInputStream("D:\\asd.txt");
out = new FileOutputStream("D:\\dsa.txt");
while((b=in.read(t))!=-1) {
out.write(t,0,6);
}
in.close();
out.flush();
out.close();
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.print("找不到文件");
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.print("读取错误");
}
System.out.print("文件成功复制");
}
}
asd.txt中的内容为:a A 567
输出的内容为:a A 567 A 56
不懂?求解释一下。