While loop: two conditions : While « Language « C++

Home
C++
1.Bitset
2.Class
3.Console
4.Data Structure
5.Data Type
6.Deque
7.Development
8.File
9.Function
10.Generic
11.Language
12.List
13.Map Multimap
14.Overload
15.Pointer
16.Qt
17.Queue Stack
18.Set Multiset
19.STL Algorithms Binary search
20.STL Algorithms Heap
21.STL Algorithms Helper
22.STL Algorithms Iterator
23.STL Algorithms Merge
24.STL Algorithms Min Max
25.STL Algorithms Modifying sequence operations
26.STL Algorithms Non modifying sequence operations
27.STL Algorithms Sorting
28.STL Basics
29.String
30.Valarray
31.Vector
C / ANSI-C
C Tutorial
C++ Tutorial
Visual C++ .NET
C++ » Language » WhileScreenshots 
While loop: two conditions



#include <iostream>
using namespace std;
int main(void)
{
   int num;
   char choice;
   bool quit = false;
   cout << "Enter a positive number: ";
   cin >> num;
   while (num <= && quit == false)
   {
      cout << "Number must be positive; try again (Y/N): ";
      cin >> choice;
      if (choice != 'Y')
      {
         cout << "Enter number: ";
         cin >> num;
      }
      else
         quit = true;
   }
   if (quit == false)
      cout << "The number you entered is " << num << " ";
   else
      cout << "You did not enter a positive number";
   return 0;
}


           
       
Related examples in the same category
1.While loop: outputs the numbers between 1 and 10
2.While loop Demo
3.While statement
4.Use the break keyword to provide the user with the option of quitting the data entry
5.Make the condition of the while loop always true
6.Nesting While Loops
7.Update of the value of num was done within the body of the loop
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.