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Cache Created Files

Posted: Thu Nov 29, 2007 6:40 pm
by tecktalkcm0391
I have some pages in which they create an XML file... how can I set up PHP to cache this file, and only create and recache the file if it needs to be updated.

Posted: Thu Nov 29, 2007 6:44 pm
by feyd
PHP would have to know when to consider the file stale, how to create it when stale, and how to use it if fresh.