/**
 * @Description: 在文件中进性输入操作
 * @author: 李世康
 * @date: 2021年06月17日 10:00
 */
public class OUtTss {
    public static void main(String[] args) {
        OutputStream outputStream=null;
        try {
            outputStream = new FileOutputStream("D:" + File.separator + "IoText.java", true);
            String str = "=================";
            byte[] bytes = str.getBytes();
            outputStream.write(bytes);
        }catch (FileNotFoundException e){
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                if (outputStream != null) {
                    outputStream.close();
                }
            }catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}