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C++: Difference between revisions
→Smart Pointers
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Use <code>shared_ptr</code> when multiple objects need to reference the same thing.<br> | Use <code>shared_ptr</code> when multiple objects need to reference the same thing.<br> | ||
Use <code>weak_ptr</code> to avoid cyclic dependencies which cause issues with reference counting.<br> | Use <code>weak_ptr</code> to avoid cyclic dependencies which cause issues with reference counting.<br> | ||
Example: | |||
<syntaxhighlight lang="cpp"> | |||
std::unique_ptr<Car> my_car(new Car()); | |||
// Or starting from C++14 | |||
auto my_car = std::make_unique<Car>(); | |||
</syntaxhighlight> | |||
====Garbage Collection==== | ====Garbage Collection==== | ||