文件字节流输出 FileOutputStream

import java.io.FileNotFoundException;
import java.io.FileOutputStream;
/*** 文件字节流输出* FileOutputStream* @author cg*/
public class Demo02 {public static void main(String[] args) throws Exception {//1.FileOutputStream fos = new FileOutputStream("c:\\Users\\cheng\\Desktop\\code\\bbb.txt",true);//2.写入文件
/*        fos.write(97);fos.write('b');fos.write('c');*/String string = "hello,world";fos.write(string.getBytes());//.关闭fos.close();}
}