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利用字节流拷贝文件
阅读量:680 次
发布时间:2019-03-16

本文共 647 字,大约阅读时间需要 2 分钟。

public class FileCopy {       public static void main(String[] args) throws IOException {           // 输入流        FileInputStream fileInputStream = new FileInputStream(new File("D:\\abc.txt"));        // 输出流        FileOutputStream fileOutputStream = new FileOutputStream("D:\\abc(字节方式).txt");        // 缓冲区(每次读10字节)        byte[] bytes = new byte[10];        // 写到文件中        int length;        while((length = fileInputStream.read(bytes)) != -1){               System.out.println(new String(bytes));            fileOutputStream.write(bytes, 0, length);        }        // 关闭流        fileOutputStream.close();        fileInputStream.close();    }}

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