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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int *ptr = nullptr;
  6. 	cout << "przed alokacja: " << ptr << endl;
  7. 	ptr = new int[10];
  8. 	cout << "po alokacji: " << ptr << endl;
  9. 	delete[] ptr;
  10. 	cout << "po zwolnieniu: " << ptr << endl;
  11. 	ptr = nullptr;
  12. 	cout << "po wyzerowaniu: " << ptr << endl;
  13. 	return 0;
  14. }
Success #stdin #stdout 0s 3460KB
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stdin
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Standard input is empty
stdout
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przed alokacja: 0
po alokacji: 0x9579a10
po zwolnieniu: 0x9579a10
po wyzerowaniu: 0
https://ideone.com/wykDIG
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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