Everything You Ever Wanted to Know about Mod_Rewrite Rules but Were Afraid to Ask?

Posted by Kyle Brandt on Server Fault See other posts from Server Fault or by Kyle Brandt
Published on 2010-12-20T16:59:18Z Indexed on 2012/09/09 21:39 UTC
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mod-rewrite

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canonical

How can I become an expert at writing mod_rewrite rules?

What is the fundamental format and structure of mod_rewrite rules?
What form/flavor of regular expressions do I need to have a solid grasp of?
What are the most common mistakes/pitfalls when writing rewrite rules?
What is a good method for testing and verifying mod_rewrite rules?
Are there SEO or performance implications of mod_rewrite rules I should be aware of?
Are there common situations where mod_rewrite might seem like the right tool for the job but isn't?
What are some common examples?

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