HTTP_REFERER in PHP

Posted: June 23rd, 2009 | Author: | Filed under: (X)HTML, JS, PHP | Tags: , , , | Comments Off on HTTP_REFERER in PHP

linkingThis morning I added some new features to a webapplication we are developing. They worked fine in Firefox, so I opened Internet Explorer to see if everything worked in there too. Of course it didn’t…

In webapplications you may need to know which webpage requested the current one. PHP offers an easy way to find the URL of that page: the predefined server variable $_SERVER[‘HTTP_REFERER’]. Unfortunately this variable was not set in IE. So where did it go?

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