date_modify
(PHP 5 >= 5.1.0)
date_modify — Alters the timestamp
Description
   void date_modify
    ( DateTime $object
   , string $modify
   )
  
   void DateTime::modify
    ( string $modify
   )
 Return Values
Returns NULL on success or FALSE on failure.
Παραδείγματα
Example#1 A date_modify() example
<?php
$date = new DateTime("2006-12-12");
$date->modify("+1 day");
echo $date->format("Y-m-d");
?>
The above example will output:
2006-12-13