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How to Create 404 Page Not Found Custom Error Pages in PHP
Google's Official Blog has been talking about 404 server response codes (Page Not Found errors) this week, and since I just wrote about 301 Redirect Responses last week I guess I might as well pick up where they left off and describe how to handle a custom 404 message with a PHP page. As a web developer and an SEO it's important to understand how web servers work, as it can impact both site performance for your users and for search engines.