While Loop Example Program In C++

Definition

In C++,a while loop is a control flow statement that allows code to be executed repeatedly based on a given boolean condition. The while loop can be thought of as a repeating if statement.

Syntax

while ( condition ) {
 Code to execute while the condition is true
}

While Loop Example Program

/*  Example Program For While Loop In C++
    little drops @ thiyagaraaj.com

    Coded By:THIYAGARAAJ MP             */

#include<iostream>
#include<conio.h>

using namespace std;

int main() {
    // Variable Declaration
    int a;

    // Get Input Value
    cout << "Enter the Number :";
    cin>>a;

    int counter = 1;
    //while Loop Block
    while (counter <= a) {
        cout << "Execute While " << counter << " time" << endl;
        counter++;
    }

    // Wait For Output Screen
    getch();
    return 0;
}

Sample Output

Enter the Number :4
Execute While 1 time
Execute While 2 time
Execute While 3 time
Execute While 4 time