c 2b 2b check if cin didn 27t get int
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showing results for - "c 2b 2b check if cin didn 27t get int"
Erik
14 Jun 2017
1while (std::cout << "Enter a number" && !(std::cin >> num)) {
2 std::cin.clear(); //clear bad input flag
3 std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n'); //discard input
4 std::cout << "Invalid input; please re-enter.\n";
5}
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