What role does mod_rewrite play in altering URLs in PHP?

Mod_rewrite is a module in Apache that allows for URL rewriting. In PHP, mod_rewrite can be used to alter URLs by rewriting them to a different format. This can be useful for creating cleaner, more user-friendly URLs or for redirecting URLs to different pages on a website. 

RewriteEngine On
RewriteRule ^old-url$ new-url [L]

Keywords

mod_rewrite URLs PHP altering role

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