- var_dump: documentation ( source)
- date: documentation ( source)
- strtotime: documentation ( source)
<?php
var_dump(date('d.m.Y',strtotime('third of january ninety-nine')));
var_dump(date('d.m.Y',strtotime('Last day of this month')));
var_dump(date('d.m.Y',strtotime('lAst Day of This Month')));