CPP
cpp
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#include <iostream>
#include <any>
using namespace std;
void typeName(any & x){
cout << "type().name(): "
<< x.type().name() << endl;
}
//overload << operator for any
//yeah, it's a lot. But it's convenient in main()
ostream& operator<<(ostream& os, any const& a){
if(a.type()==typeid(int))
return os << any_cast<int>(a);
else if(a.type()==typeid(float))
return os << any_cast<float>(a);
else if(a.type()==typeid(double))
return os << any_cast<double>(a);
else if(a.type()==typeid(bool)){
os << boolalpha
<< any_cast<bool>(a);}
else if(a.type()==typeid(char))
return os << any_cast<char>(a);
else if(a.type()==typeid(const char*))
return os << any_cast<const char*>(a);
return os;
}
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OUTPUT
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