這個數(shù)組是什么類型？
Car [] cars ={new AudiA4("AudiA4\t",500,4,0),new PickUpSnow6("PickUpSnow6",450,4,2),new SongHuaRiver("SongHuaRiver",400,0,4)};
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Car [] cars ={new AudiA4("AudiA4\t",500,4,0),new PickUpSnow6("PickUpSnow6",450,4,2),new SongHuaRiver("SongHuaRiver",400,0,4)};
2016-02-29
舉報
2016-02-29
Car類型啊，用戶自己定義的類。不過成員是Car的子類，多態(tài)性，便于使用
2016-02-29
大神類型，小白看不懂。