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  1. #include <iostream>
  2. #include <functional>
  3. using namespace std::placeholders;
  4.  
  5. int foo(int i)
  6. {
  7.     return i*2;
  8. }
  9.  
  10. int main(int argc, const char *argv[])
  11. {
  12.     std::function<int(int, int)> barfunc = std::bind(foo, (_1, _2));
  13.     std::cout << barfunc(-999, 21) << std::endl;
  14.  
  15.     // or even (thanks Xeo)
  16.     barfunc = std::bind(foo, _2);
  17.     std::cout << barfunc(-999, 21) << std::endl;
  18. }
  19.  
Success #stdin #stdout 0s 2960KB
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42
42
https://ideone.com/pPWZk
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
secret

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