Use the primitive variable types instead of the object types whenever possible.

只要有可能，就使用基本变量类型，而不使用对象类型。

youdao

There are many different types of numbers. Here are just a few types, for example.

有许多不同类型的号码。这里仅仅是少数几个种类，例如。

youdao

There are many different types of numbers. Here are just a few types, for example.

有许多不同类型的号码。这里仅仅是少数几个种类，例如。

youdao