- date_create: documentation ( source)
- date_interval_create_from_date_string: documentation ( source)
- date: documentation ( source)
- date_sub: documentation ( source)
<?php
$currentDate = date_create(date("Y-m-d"));
$dateA = date_sub($currentDate, date_interval_create_from_date_string('1 days'));
echo($dateA);