C++初始化列表std::initializer-创新互联

#include#include#include#includeusing namespace std;

namespace Initializer_list
{struct st_temp
    {st_temp() :m_nId(), m_nNumber(), m_strName() {}
        st_temp(int m_pnId, int m_pnNumber, std::string m_pstrName) :m_nId(m_pnId), m_nNumber(m_pnNumber), m_strName(m_pstrName) {}

        int m_nId;
        int m_nNumber;
        std::string m_strName;
    };

    class ST_Initializer_list
    {public:
        ST_Initializer_list(std::initializer_listm_pTemp)
        {for (auto iter : m_pTemp)
                st_templist.emplace_back(iter);
        }
        ~ST_Initializer_list()
        {std::vector().swap(st_templist);
        }

        void print_temp()
        {for (auto iter : st_templist)
                std::cout<< "id:"<< iter.m_nId<< " number:"<< iter.m_nNumber<< " name:"<< iter.m_strName<< std::endl;
        }


    private:
        std::vectorst_templist;
    };

    void test_Initializer_list()
    {ST_Initializer_list temp{{1,1,"1" } ,{2,2,"2"},{3,3,"3"} };
        temp.print_temp();
    }
} // namespace Initializer_list

int main()
{Initializer_list::test_Initializer_list();
    return 0;
}

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