Need to do the same thing but append to an existing file instead of creating a new one?

需要执行相同操作，但是附加到现有文件而不是创建新文件。

youdao

Because you'll be able to write to the file, not append, the file will be truncated.

因为能够写入文件，而不是添加，所以文件会被截断。

youdao

You would do this if the application is responsible for using a unique name and if the application will append further records to the file.

如果应用程序负责使用唯一名称且应用程序会进一步向文件追加记录，您将使用此方法。

youdao

Through a service called "e-append, " data vendors like CheetahMail or ReturnPath can match mailing addresses with e-mail addresses they have on file.

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