<?php
$icerikler = array('Bir', 'İki', 'Üç', 'Dört', 'Beş', 'Altı', 'Yedi');
$sayac = 0;
foreach($icerikler as $icerik)
{
echo $icerik . '<br />';
if($sayac % 3 == 0)
{
echo 'reklam' . $sayac . '<br />';
}
++$sayac;
}
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