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  1. #include <string>
  2.  
  3. int lua_getnumber() { return 42; }
  4. std::string lua_getstring() { return "foo"; }
  5.  
  6. namespace lua {
  7.     template <typename T>
  8.     T get();
  9.  
  10.     template <>
  11.     int get() { return lua_getnumber(); }
  12.     template <>
  13.     std::string get() { return lua_getstring(); }
  14. }
  15.  
  16. #include <iostream>
  17.  
  18. int main() {
  19.     std::cout << lua::get<int>() << '\n';
  20.     std::cout << lua::get<std::string>() << '\n';
  21. }
Success #stdin #stdout 0s 2984KB
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stdin
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Standard input is empty
stdout
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42
foo
https://ideone.com/28vGkY
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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