contoh penggunaan while

#include <iostream>

/* run this program using the console pauser or add your own getch, system("pause") or input loop */

using namespace std;

int main(int argc, char** argv) {

                {

                char tek[12]="INFORMATIKA";

                int i=0;

                while (tek[i]!=NULL)

                {

                cout<<tek[i]<<endl;

                i++;

                }

                }

                return 0;

}