When you call a function, what actually happens is that function gets its own chunk of memory that's identical in size to the data type that it expects.

当你调用一个函数，实际上发生的是函数得到了自己的内存块，它的大小与它期望的数据类型相同。

A data type other than string.

数据类型不是字符串。

Data type and formatting are metadata.

数据类型和格式是元数据。

Is there a data type?

有这样一个数据类型吗？

You already know its name and data type.

您已经知道了它的名字和数据类型。