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  1. #include <iostream>
  2. #include <cstring>
  3. using namespace std;
  4.  
  5. void func(const char *&s){
  6.     char *result = new char[strlen(s)+1];
  7.     strcpy(result, "new stuff");
  8.     s = result;    
  9. }
  10.  
  11. int main(){
  12.     const char *str = "old stuff";
  13.     func(str);
  14.     std::cout << str << "\n";
  15.     return 0; 
  16. }
  17.  
Success #stdin #stdout 0s 3456KB
comments (?)
stdin 
Standard input is empty
stdout 
new stuff
https://ideone.com/z8xzsc
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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