对文件的操作，希望对此有了解的可以看看，也许对你有所帮助。

The operation of the document, there is hope that this understanding can see that might be helpful to you.

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用来对文件和目录进行查看、搜索和操作的所有方法在这里都进行了介绍、分析和解释。

Every possible way you can look up, search inside of, or manipulate a file or directory is listed, analyzed, and explained.

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当对文件的元信息进行操作时(比如修改它的所有者、对文件进行统计，或者修改它的权限位)，首先要打开该文件，然后对打开的文件进行操作。

When performing operations on a file's meta-information, such as changing its owner, stat-ing the file, or changing its permission bits, first open the file and then use the operations on open files.

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