Even if you already know that a string is an array of characters, read this part.

即使你已经知道一个字符串是一个字符数组，你也应该阅读本部分。

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We read an array of records and then write the array.

我们读取一个记录数组，然后写入该数组。

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The operation of reading from a file is very straight forward, we open a file stream, create an array to hold the data, and finally read all the data into the array.

从文件中读取内容的操作是非常直截了当的：我们打开一个文件流对象，创建一个数组来放置数据，最后把所有数据都读到这个数组中。

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