Use if statement to range check the value of an integer entered from the keyboard - C++ Statement

C++ examples for Statement:if

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Description

Use if statement to range check the value of an integer entered from the keyboard

Demo Code

#include <iostream>

int main()//from  ww w . j a v a2s . com
{
  std::cout << "Enter an integer between 50 and 100: ";

  int value {};
  std::cin >> value;

  if(value < 50)
    std::cout << "The value is invalid - it is less than 50." << std::endl;

  if(value > 100)
    std::cout << "The value is invalid - it is greater than 100." << std::endl;

  std::cout << "You entered " << value << std::endl;
}

Result


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