Now that we know how to create new types, the next step is to write functions that take programmer-defined objects as parameters and return them as results.

现在我们已经知道如何创建新类型了，下一步就要写一些函数了，这些函数用自定义类型做参数和返回值。

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Now that we know how to create new types, the next step is to write functions that take programmer-defined objects as parameters and return them as results.

现在我们已经知道如何创建新类型了，下一步就要写一些函数了，这些函数用自定义类型做参数和返回值。

youdao