Online PHP editor | refs for 1gsAT

@ 2018-03-26T03:25:14Z

<?php

for ($h = 1; $h < 48; $h++) {
    $dt = new DateTime(sprintf("2018-03-25 %02u:%02u:00", $h / 2, ($h % 2) * 30));
    echo $dt->format("Y-m-d H:i:s -> ");
    $dt->setTime(0, 0, 0);
    echo $dt->format("Y-m-d H:i:s\n");
}