> I got a mysql database, where two of the fields of a table
> record times as
> CHAR(8) in the format hh:mm:ss
> I want to take this two times and get the difference between
> them in seconds, for example 12:01:30 - 12:00:00 = 90 I
> looked up at the doc in the php.net website and couldn't get
> on how to do this... should I use the strtotime function?
<?php
function TimeDifference($SourceA, $SourceB)
{
$TimeA = explode(":", $SourceA);
$TimeB = explode(":", $SourceB);
$SecondsA = ($TimeA[0] * 60 * 60) + ($TimeA[1] * 60) + $TimeA[2];
$SecondsB = ($TimeB[0] * 60 * 60) + ($TimeB[1] * 60) + $TimeB[2];
$TimeDifference = $SecondsB - $SecondsA;
return $TimeDifference;
}
$Start = "12:00:00";
$Stop = "12:01:30";
print "The time difference is " . TimeDifference($Start, $Stop) . "
seconds.<br>";
?>
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