package dama;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
public class FileTest {
public static void main(String[] args){
File file=new File("word.txt");
try{
FileOutputStream out=new FileOutputStream(file);
byte buy[]="12345abcdef@#%&*软件工程".getBytes();
out.write(buy);
out.close();
}catch(Exception e){
e.printStackTrace();
}
try{
FileInputStream in=new FileInputStream(file);
byte byt[]=new byte[1024];
int len=in.read(byt);
System.out.println("文件中的信息是:"+ new String(byt,0,len));
in.close();
}catch(Exception e){
e.printStackTrace();
}
}
}