FileOutputStream和 OutputStreamWriter

FileOutputStream是字节流，它将数据以字节的形式写入文件。而OutputStreamWriter是字符流，它将数据以字符的形式写入文件。两者的作用是相同的，都可以将数据写入文件，只是使用的方式不同。字节流适合处理二进制文件和字节数据，而字符流适合处理文本文件和字符数据。所以根据需要选择合适的流来操作文件。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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