// while loop $i = 1; while($i <= 5) { echo "I am number $i
"; $i++; //increment } echo "
"; //example-2 $j = 10; while($j <= 100) { echo "I am number $j
"; $j += 10; //increment } //example-3 $k = 200; while($k <= 100) { echo "I am number $i
"; }
Hello World!