Default function arguments : Function Arguments « Function « C++

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C++ » Function » Function ArgumentsScreenshots 
Default function arguments
  
#include <iostream>
#include <string>

using namespace std;

int askNumber(int high, int low = 1);

int main()
{
    int number = askNumber(5);
    cout << "Thanks for entering: " << number << "\n\n";
    
    number = askNumber(105);
    cout << "Thanks for entering: " << number << "\n\n";

    return 0;
}

int askNumber(int high, int low)
{
    int num;
    do
    {
        cout << "Please enter a number" << " (" << low << " - " << high << "): ";
        cin >> num;
    while (num > high || num < low);

    return num;
}
  
    
  
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