note 85917 deleted from function.date by derick

From: Date: Sun, 26 Oct 2008 12:57:59 +0000
Subject: note 85917 deleted from function.date by derick
References: 1  Groups: php.notes 
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Note Submitter: dave dot artur at gmail dot com ---- I see a lot of solutions to date math / difference / subtraction issues, here's something I found works and is much simpler than some of the other things here. Apparently converting date values to a string allows you to apply arithmatic to them. ------------------------------ <?php // Load the length of a song in seconds $songLength = $emerge->getSongValue($sID, "songLength"); // Find when 1 frame started playing the song and convert that value to a string // This works when pulling a datetime value from SQL $songStart = (string)($emerge->getListItem("eID", $eID, "startTime")); $songStart = (string)strtotime($songStart); // The above is slightly roundabout, but seems to be the trick to getting PHP to stop treating variables like date values and doing weird math. // Find when the current frame was loaded. // This works when just using PHP date/time values $loadTime = (string)date("U"); // Calculate the difference in seconds and convert to a value for a refresh entry. $timeDiff = $loadTime - $songStart; $length = (($songLength - $timeDiff) * 1000); ?>

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