- var_dump: documentation ( source)
- date_create: documentation ( source)
- define: documentation ( source)
<?php
define('PROMOCAO_PDV_LIBERADO', date_create("2 days ago 8pm")->format('Y-m-d H:i:s'));
var_dump(PROMOCAO_PDV_LIBERADO);
echo PROMOCAO_PDV_LIBERADO;