How to get the hours and minute between two dates

Hi

All

I want to get the hours and minutes between two dates

example
<?php

$day1 = “2012-04-25 16:20:20”;
$day1 = StrToTime($day1);
$day2 = “2012-04-25 18:37:30”;
$day2 = StrToTime($day2);
echo $diffHours = round(($day2 - $day1) / 3600);

?>
I am able to get hours
but i want to get hours and minutes

Please help me out

Thanks
MD. Samiuddin

[FPHP]date_diff[/FPHP]