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  1. class VectorCpx
  2. {
  3.     private:
  4. 		Complex *pCpx;
  5. 		unsigned mSize, mCapacity;
  6.  
  7. 	public:
  8. 		VectorCpx();	//default constructor
  9. 		VectorCpx(unsigned, const Complex&);	//constructor
  10. 		VectorCpx(unsigned);	//constructor
  11. 		VectorCpx(const VectorCpx&); //copy constructor
  12. 		~VectorCpx();	//destructor
  13.  
  14. 		VectorCpx& push_back(const Complex&);
  15. 		VectorCpx* resize(unsigned);  //<----this
  16. 		VectorCpx& resize(unsigned, const Complex&);
  17. 		unsigned size() const;
  18. 		unsigned capacity() const;
  19. 		//Complex output(int) const;
  20.  
  21. 		Complex operator*(const VectorCpx& vc) const;
  22. 		VectorCpx operator*(const Complex& cpx) const;
  23. 		Complex& operator[](const int& place) const;	//這裡的Complex型態後面必須要加上"&"，因為回傳的值必須能拿到Complex class裡修改
  24. 		VectorCpx operator=(const VectorCpx vc) const;
  25. };
  26.  
  27.  
  28.  
  29. VectorCpx* VectorCpx::resize(unsigned place)  //<----this
  30. {
  31.     VectorCpx* newVec=new VectorCpx(place, Complex(0.0,2.0));  //<----this
  32.     delete[] pCpx;
  33. 	return newVec;
  34. }
  35.  
  36.  
  37.     v1=v2.resize(10);  //<----this
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https://ideone.com/oCGYH3
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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