一.字节流概述
字节输入流:InputStream:常用子类FileInputStream
字节输出流:OutputStream:常用子类FileOutputStream
1.字节输出流OutputStream构造器
![](https://img.haomeiwen.com/i14404345/1804bc68a5b91e88.png)
2.字节输出流OutputStream方法
![](https://img.haomeiwen.com/i14404345/2744c94dd3676e4e.png)
3.字节输入流inputStream
![](https://img.haomeiwen.com/i14404345/d30e4776d67eabdf.png)
4.字节输入流inputStream方法
![](https://img.haomeiwen.com/i14404345/edaa70446eec80e7.png)
5.字节流高效缓冲区
![](https://img.haomeiwen.com/i14404345/6ea93522f7bddd7a.png)
字节输入流:InputStream:常用子类FileInputStream
字节输出流:OutputStream:常用子类FileOutputStream
本文标题:2019-08-26 IO字节流
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