calculate the date after 12 weeks
<p>i enter the date in a variable "$date",now i want to calculate the date from $date to after 12 weeks ,how can i calculate using php.i write the following php code ,but its nt working.can anyone tell the solution</p>

<pre><code>$month = 2;
$year = 2012;


$date = date('Y/M/d',strtotime('First Saturday '.date('F o', @mktime(0,0,0, $month, 1, $year))));
echo $date;
echo "&lt;br/&gt;";
$newdate = strtotime ( '+12 week' , strtotime ( $date ) ) ;
$newdate = date ( 'Y-m-j' , $newdate );

echo $newdate;
</code></pre>
