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  1. #include <iostream>
  2. #include <functional>
  3.  
  4. class Foo
  5. {
  6.   int x, y, z;
  7.   std::function<void(void)> _func;
  8.  
  9. public:
  10.   Foo(int a): x(a), y(0), z(0)  {}
  11.  
  12.   void bar()
  13.   {
  14.     int a = 1,b,c;
  15.     _func = [=]()
  16.     {
  17.       int u = this->x + a;
  18.       std::cout << u << std::endl;
  19.     };
  20.  
  21.     _func(); // lambda call
  22.   }
  23. };
  24.  
  25. int main()
  26. {
  27.   Foo obj(1);
  28.   obj.bar();
  29. }
Success #stdin #stdout 0s 4540KB
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https://ideone.com/kkXvJT
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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