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  1. #include <iostream>
  2. #include <string>
  3. #include <map>
  4.  
  5. using namespace std;
  6.  
  7. class header
  8. {
  9. public:
  10.     virtual void func(void)=0;
  11. };
  12.  
  13. class func_1 : public header
  14. {
  15. public:
  16.     virtual void func(void)
  17.     {
  18.         cout<<"func_1"<<endl;
  19.     }
  20. };
  21.  
  22. class func_2 : public header
  23. {
  24. public:
  25.     virtual void func(void)
  26.     {
  27.         cout<<"func_2"<<endl;
  28.     }
  29. };
  30.  
  31. int main(void)
  32. {
  33.     map<string, header *> func;
  34.     func["func_1"] = new func_1();
  35.     func["func_2"] = new func_2();
  36.  
  37.     func["func_1"]->func();
  38.     func["func_2"]->func();
  39.  
  40.     // 理論上要把 new 出來的東西給 delete 掉
  41.     // 讓我偷懶一下吧
  42.  
  43.     return 0;
  44. }
  45.  
Success #stdin #stdout 0.01s 2864KB
comments (?)
stdin 
Standard input is empty
stdout 
func_1
func_2
https://ideone.com/mEIBZ
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

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