- substr: documentation ( source)
- sprintf: documentation ( source)
<?php
$discount = 33;
$sale_end = '2014-01-30 00:00:00';
$sale_end = substr($sale_end, 0, 10);
echo $sale_end;
$date = new DateTime('2000-01-01');
echo $date->format('Y-m-d H:i:s');
$date = new DateTime($sale_end);
$sale_end = $date->format('F j');
echo sprintf('%d%% OFF Ends %d', $discount, $sale_end);