Check if cin got the wrong type

while (std::cout << "Enter a number" && !(std::cin >> num)) {
    std::cin.clear(); //clear bad input flag
    std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n'); //discard input
    std::cout << "Invalid input; please re-enter.\n";
}

Similar codes

0 vote266 views1 answer
Mingw32/bin/ld.exe: C:\Users\mfrom\AppData\Local\Temp\ccSKcRks.o:PizzaPi.cpp:(.text$_ZN5PizzaC2Ev[__ZN5PizzaC2Ev]+0xa): undefined reference to `vtable for Pizza' collect2.exe: error: ld returned 1 exit status
C++
12 votes219 views3 answers
Continue c++
C++
4 votes269 views1 answer
Fork was not declared in this scope
C++
19 votes273 views1 answer
C++ writing to file
C++
1 vote275 views1 answer
C++ accessing parent class functinons
C++
1 vote260 views1 answer
Non stoichiometric nacl is yellow
C++
1 vote288 views1 answer
String input with space c++ stl
C++
0 vote262 views1 answer
C++ Greatest common divisor
C++
0 vote287 views1 answer
Lists occurrences of characters in the string c++
C++
1 vote259 views1 answer
Go read file to string
C++