C++ initializer

xiaoxiao2021-02-28  83

C++ initializer_list(列表初始化)

flyfish auto a = { 1, 2, 3 }; std::initializer_list<int> b = { 1, 2, 3, 4 }; for (int x : {1, 3, 5}) { } std::vector<int>({ 1, 2, 3 }); std::map<int, string> const t = { { 1, "a" }, { 2, "b" }, { 3, "c" }, { 4, "d" } }; std::map<int, string> t1 { std::map<int, string>::value_type(1, "a"), std::map<int, string>::value_type(2, "b"), };
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