Setting flags versus checking for existing/nonexisting values

From: Date: Tue, 15 Aug 2006 16:53:54 +0000
Subject: Setting flags versus checking for existing/nonexisting values
Groups: php.general 
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Hello, Is it a better practice to set flags to determine the action of your code or is it perfectly acceptable to have your code determine what it should do based on the existence (or lack thereof) of data? For example: <?php if($value == 1) { $flag = true; } if($flag === true) { echo "I wish I could come to the PHP meetup in Chicago! :("; } ?> versus: <?php if($value == 1) { echo "I wish I could come to the PHP meetup in Chicago! :("; } ?> Of course this is an overly simplistic example but you get the idea. Are there pros and cons to both sides or should I just avoid the latter example all together? Thanks, Chris.

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