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<?php $x = strtotime('2014-01-01') - strtotime('2014-01-01'); var_dump('2014-01-01'); var_dump($x); echo '<br/>'; date_default_timezone_set('Europe/London'); $date = new DateTime(); $A = $date->format('Y-m-d H:i:s'); echo '<br />'; $date->modify("+64 minutes"); $B = $date->format('Y-m-d H:i:s'); echo '<br />'; echo date('h:i', strtotime($B) - strtotime($A));

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