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                [TOC] ## 對象實例化 聲明對象 ``` class Tv { public: char name[20]; int type; void changVol(); void power(); }; ``` ### 棧中實例化 棧中實例化對象系統自動回收 ``` int main() { Tv tv; Tv tv[20]; tv.changeVol(); //從棧中訪問對象函數 return 0; } ``` ### 從堆中實例化 從堆中實例化 需要手動實例化 ``` int main() { Tv *p = new Tv(); //new 對象從堆中實例化 Tv *q = new Tv[20]; //code p->changeVol(); p[1]->changeVol(); delete p; delete []q; p=NULL; //保證刪除后,后續調用不會成功 return 0; } ```
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