What are some common pitfalls when using .htaccess with Rewrite functions in PHP?

One common pitfall when using .htaccess with Rewrite functions in PHP is not properly escaping special characters in the regular expressions used for rewriting URLs. This can lead to unexpected behavior or errors in the rewriting process. To solve this issue, make sure to escape any special characters, such as periods or slashes, using backslashes in the regular expressions. 

RewriteRule ^blog/([0-9]+)$ /blog.php?id=$1 [L]

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.htaccess Rewrite functions PHP common errors troubleshooting

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