- date_default_timezone_set: documentation ( source)
- date: documentation ( source)
<?php
echo date('d-m-y H:i:s',0);
echo "\n";
echo date('d-m-y H:i:s',-1);
echo "\n";
if (PHP_VERSION_ID >= PHP_VERSION)
{
date_default_timezone_set('UTC');
echo date('d-m-y H:i:s',0);
echo "\n";
echo date('d-m-y H:i:s',-1);
echo "\n";
}