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853天前// std::auto_ptr |
#include <memory> |
void UsePointer(std::auto_ptr<CSomeClass> spObj); |
int main() { |
using namespace std; |
cout << "main() started" << endl; |
auto_ptr<CSomeClass> spObject(new CSomeClass()); |
cout << "main: Calling UsePointer()" << endl; |
// Call a function, transfer ownership |
UsePointer(spObject); |
cout << "main: UsePointer() returned, back in main()" << endl; |
// spObject->SaySomthing (); // invalid pointer! |
cout << "main() ends" << endl; |
return 0; |
} |
void UsePointer(auto_ptr<CSomeClass> spObj) { |
cout << "UsePointer: started, will use input pointer now" << endl; |
// Use the input pointer |
spObj->SaySomething(); |
cout << "UsePointer: will return now" << endl; |
} |
