- time: documentation ( source)
- strtotime: documentation ( source)
<?php
$time1 = '2014-08-26 14:35:29';
$time2 = '2014-08-26 15:35:29';
$time1 = '2014-08-26 14:35:29';
$time2 = time();
$strtotime1 = strtotime($time1);
$strtotime2 = strtotime($time2);
//$hourdiff = round((strtotime($strtotime2) - strtotime($strtotime1))/3600, 1);
//echo $hourdiff; exit;
//echo $strtotime1;
echo "\n";
//echo $strtotime2;
echo "\n";
echo ($strtotime2 - $strtotime1)/3600;