What is a smart pointer and should I use it?

什么是smartpointer( 智能指针),我必须用它 吗 ?

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The user allocates the object, but the smart pointer class deletes it.

用户分配对象, 但由智能指针类删除它.

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Visual C ++ includes a standard Microsoft COM smart pointer, defined in the comdef.

当然你也可以不用它们.

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In particular , there are standard smart pointer classes designed to encapsulate COM interface pointers.

通常情况下, 我们有专门封装COM接口指针的的标准智能指针类.

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