C++ Private Constructor

privateConstructor.cpp

class WonderfulClass
{
	public:
		static WonderfulClass* makeAnObject()
		{
		// 创建一个WonderfulClass对象并返回其指针
			return (new WonderfulClass);
		}
	private:
		WonderfulClass() { }
};

int main()
{
	WonderfulClass *p = WonderfulClass::makeAnObject();

	delete p; // Not neccesary here, but it's a good habit.
	return 0;
}