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@ 2017-02-06T00:37:27Z

<?php
$food = range(1,36);
foreach (array_chunk($food, 3, true) as $key => $array) {
    $oddeven = ($key%2 == 1) ? " class='even'":"";
    echo '<ul'.$oddeven.'>';
    foreach ($array as $item) {
        echo '<li>'.$item.'</li>';
    }
    echo '</ul>'."\r\n";
}

Output
Performance
VLD
References
Branches

array_chunk: documentation ( source)
range: documentation ( source)

preferences:dark modelive preview

56.64 ms | 402 KiB | 5 Q