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  1. #include<iostream>
  2. #include <string>
  3. #include <typeinfo>
  4. #include <cstdlib>
  5. #include <memory>
  6. #include <cxxabi.h>
  7. using namespace std;
  8.  
  9. std::string demangle(const char* name) {
  10.     int status = -4; // some arbitrary value to eliminate the compiler warning
  11.  
  12.     // enable c++11 by passing the flag -std=c++11 to g++
  13.     std::unique_ptr<char, void(*)(void*)> res {
  14.         abi::__cxa_demangle(name, NULL, NULL, &status),
  15.         std::free
  16.     };
  17.     return (status==0) ? res.get() : name ;
  18. }
  19.  
  20. template <typename T> struct typename_struct {
  21.   static std::string name() {
  22.     std::string typeName = typeid(T).name();
  23.     return demangle(typeName.c_str());
  24.   }
  25. };
  26.  
  27. int main(){
  28.  
  29.   cout << typename_struct<int****>::name();
  30.  
  31.   return 0;
  32. }
Success #stdin #stdout 0s 3472KB
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stdin
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Standard input is empty
stdout
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int****
https://ideone.com/nLsFF0
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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