How to calculate the time difference between two days in seconds
<p>i have a php page .</p>

<p>Here i will get the start time as query string (eg <strong>$startTime= '8/27/2010 1:15:17 PM'</strong>)</p>

<p>Now i need to find out  the <strong>total seconds</strong> between the current time and started time</p>

<p>How can i find out this in php</p>
