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  1. #include <iostream>
  2. #include <sstream>
  3. #include <string>
  4. using namespace std;
  5.  
  6. int main() {
  7. 	cout << "Enter integer: ";
  8.  
  9. 	int x;
  10. 	string test;
  11.  
  12.     getline(cin, test);
  13.     istringstream ss(test);
  14.     while(!(ss >> x))
  15.     {
  16.         ss.clear();
  17.         cout << "Please enter integer: \n";
  18.         getline(cin, test);
  19.         ss.str(test);
  20.     }
  21.  
  22. 	cout << "Got integer " << x << '\n';
  23. 	return 0;
  24. }
  25.  
Success #stdin #stdout 0s 3420KB
comments (?)
stdin
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foo
123
stdout
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Enter integer: Please enter integer: 
Got integer 123
https://ideone.com/zeouFn
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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