can you deleting multple elements in vec

Jun 17, 2017 at 5:16pm

Is there a way to delete multiple elements by searching if the return value of a member function equals true.

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  std::vector<std::unique_ptr<Entity>> enteties;
  bool isAlive() const { return alive; }

Jun 17, 2017 at 5:31pm

mbozzi (3943)

The erase-remove idiom:

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std::entities.erase(std::remove_if(entities.begin(), entities.end(), 
           [](auto elt){ return elt->isAlive(); }), entities.end());

Last edited on Jun 21, 2017 at 7:00pm

Jun 21, 2017 at 3:22pm

Nakruf (12)

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entities.erase(std::remove_if(entities.begin(), entities.end(),
					[](auto elt) { return elt->isAlive(); }), entities.end());

i get compile errors.

Jun 21, 2017 at 4:22pm

gunnerfunner (2127)

i get compile errors

no way for anyone to know unless you state what these errors might be. anyways, here's ...
http://coliru.stacked-crooked.com/a/6635eac9c2318874

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