while (true) { // or 1/true<br /><br /> //do stuff<br /><br /> }

do {<br /><br /> // codes;<br /><br /> }<br /><br /> while (testExpression);

do {<br /><br /> // body of loop;<br /><br /> }<br /><br /> while (condition);

while (true) {<br /><br /> cout << “hello” << endl;<br /><br /> }

while (/*condition*/) {<br /><br /> //implementation<br /><br /> }

while(condition)<br /><br /> {<br /><br /> statement(s);<br /><br /> }

// Do while loop<br /><br /> // C++ Program to print numbers from 1 to 5</p><br /> <p>#include <iostream></p><br /> <p>using namespace std;</p><br /> <p>int main() {<br /><br /> int i = 6; </p><br /> <p> // while loop from 1 to 5<br /><br /> while (i <= 5) {<br /><br /> cout << i << endl;<br /><br /> i++;<br /><br /> }</p><br /> <p> return 0;<br /><br /> }

int i = 0;<br /><br /> while (i < 5) {<br /><br /> cout << i << “\n”;<br /><br /> i++;<br /><br /> }

while (x){ … }

// Executes a statement repeatedly until the value of the condition expression<br /><br /> //becomes false. The test takes place after each iteration.<br /><br /> do {<br /><br /> //statement<br /><br /> } while(condition);