<?php $count = 15; $row_count = 3; for($i = 0; $i < $count; $i++) { echo ' <div class="row{NUM}"> '.$i.' </div> '; } ?>
Standard input is empty
<div class="row{NUM}">
0
</div>
<div class="row{NUM}">
1
</div>
<div class="row{NUM}">
2
</div>
<div class="row{NUM}">
3
</div>
<div class="row{NUM}">
4
</div>
<div class="row{NUM}">
5
</div>
<div class="row{NUM}">
6
</div>
<div class="row{NUM}">
7
</div>
<div class="row{NUM}">
8
</div>
<div class="row{NUM}">
9
</div>
<div class="row{NUM}">
10
</div>
<div class="row{NUM}">
11
</div>
<div class="row{NUM}">
12
</div>
<div class="row{NUM}">
13
</div>
<div class="row{NUM}">
14
</div>