datetime - How to get the total hr from start time to end time using 12 Hour Format in php -

how can total hour 2 given time "hh:mm:ss" format?

here code:

   $start = 01:00:00 pm;    $end = 02:00:00 pm;

expected output:

   $total = 1;

you can try this:

$start = new datetime('01:00:00 pm'); $end = new datetime('02:00:00 pm'); $diff = $start->diff($end); echo $diff->format('%h');

You