如果没有此选项，则读取输入文件，而不对其执行写入。

Without the option, the input file is read from, but it is not written to.

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从特定文件中读取和写入。

Reading and writing to and from specific files.

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我如何从命令提示符读取数据和写入文件？

How do I read data from the command prompt and write to a file?

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硬盘数据的写入和读取，都是通过文件系统来实现的。

Hard disk data write and read through the file system to achieve.

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无法按预期创建、写入或读取文件。

Unable to create, write or read a file as expected.

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如何：对新建的数据文件进行读取和写入。

How to: Read and Write to a Newly Created Data File.

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如何：对新建的数据文件进行读取和写入。

How to: Read and Write to a Newly Created Data File.

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