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This article mainly shows you the "example analysis of smart pointer code in C++", which is easy to understand and clear. I hope it can help you solve your doubts. Now let the editor lead you to study and study the "sample analysis of smart pointer code in C++".

Preface

If you use new to allocate memory from the heap in your program, you should use delete to free it when it is no longer needed. C++ introduced smart pointer auto_ptr to help automate this process, but aoto_ptr also has its limitations, so three more smart pointer unique_ptr shared_ptr weak_ptr are introduced from the Boost library.

1Magazine aotokinetic ptrash / ConsoleApplication1.cpp: defines the entry point of the console application. / / # include "stdafx.h" # include # include using namespace std;int _ tmain (int argc, _ TCHAR* argv []) {auto_ptr ptr1 ("this is ptr!")); auto_ptr ptr2; ptr2 = ptr1; cout

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