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  1. #include <iostream>
  2. #include <string>
  3. using namespace std;
  4.  
  5.  
  6. void reassign(string* & a);
  7. int main()
  8. {
  9.     string *x = new string("abcd");
  10.     cout <<"x is " << *x <<" at " << x <<endl;    //"x is abcd at 0x95b7008"
  11.     reassign(x);
  12.     cout <<"x is " << *x <<" at " << x <<endl;    //"x is efgh at 0x95b7030"
  13.     delete x;
  14.     return 0;
  15. }
  16.  
  17. void reassign(string* & a)
  18. {
  19. 	string *old = a;
  20.     a = new string("efgh");
  21.     delete old;
  22. }
  23.  
Success #stdin #stdout 0s 3228KB
comments (?)
stdin 
Standard input is empty
stdout 
x is abcd at 0x98c9008
x is efgh at 0x98c9030
https://ideone.com/jZ1SNx
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
secret

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