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  1. class TForm
  2. {
  3. };
  4.  
  5. // 把TFrm1 跟 TFrm2 相同的data跟function抽出來
  6. class MyFormTemplate : public TForm
  7. {
  8. public:
  9.     // 相同的data
  10.     int i;
  11.     // 相同的function
  12.     void func() { ++i; };
  13. };
  14.  
  15. class TFrm1 : public MyFormTemplate
  16. {
  17. public:
  18.     int a;
  19.  
  20.     void func1();
  21. };
  22.  
  23. class TFrm2 : public MyFormTemplate
  24. {
  25. public:
  26.     int b;
  27.  
  28.     void func2();
  29. };
  30.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
/usr/lib/gcc/i686-pc-linux-gnu/4.3.4/../../../crt1.o: In function `_start':
(.text+0x18): undefined reference to `main'
collect2: ld returned 1 exit status
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Standard output is empty
https://ideone.com/h1KHn
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

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