29 lines
781 B
C++
29 lines
781 B
C++
#include <someFunc.h>
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auto* b = new BaseClass; //Allocate an instance of each class from the heap,
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auto* dc1 = new DerivedClass1; //Doing this is *really* slow compared to the stack.
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auto* dc2 = new DerivedClass2; //But it's fantastic for things you'll allocate once and use a LOT.
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int main() { //Look at polymorphicClass.h.
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someFunc(b);
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someFunc(dc1);
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someFunc(dc2);
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delete b; //Delete them when you're done so that you don't mem-leak.
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delete dc1;
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delete dc2;
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//b->printClassName(); //Don't access them after you delete them.
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//This is called a "use after free" and is very bad.
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return 0;
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}
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#pragma region windows
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#ifdef _WIN32
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extern "C" {
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int wmain(int argc, wchar_t* argv[]) {
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return main();
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}
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}
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#endif
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#pragma endregion |