Description:
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---
From manual page: http://www.php.net/datetime.diff
---

see the actual result

Test script:
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// date format DD-MM-YYYY
$start = new DateTime('01-02-2014');
$stop = new DateTime('01-03-2014');
$diff = $start->diff($stop);
echo $diff->format('%d days %m months');

Expected result:
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0 days 1 months

Actual result:
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28 days 0 months