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  1. #include <iostream>
  2. #include <string>
  3. #include <sstream>
  4.  
  5. using namespace std;
  6. int main()
  7. {
  8.     stringstream ss(ios_base::app|ios_base::out);
  9.     ss << "Original string ";
  10.     cout << ss.tellp() << endl;
  11.     ss.str("UpdatedLOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOONG string ");
  12.     cout << ss.tellp() << endl;
  13.     ss << "sth else";
  14.     cout << ss.tellp() << endl;
  15.     cout << ss.str() << endl;
  16. }
Success #stdin #stdout 0s 3272KB
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Standard input is empty
stdout
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UpdatedLOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOONG string sth else
https://ideone.com/Z8zi50
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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