How to create a rule for .htaccess?

Question

Regular Expressions

I want my urls to be like this
https://site.ru/catalog/categoryname/subcategoryname
https://site.ru/catalog/categoryname/subcategoryna... I

wrote this
RewriteRule ^catalog/([a-zA-Z0 -9-/]+)$/page/([0-9])$ catalog.php?url=$1&page=$2 [L]

but it doesn't want to work

Answer 1

RewriteRule ^catalog/(.+)/page/([0-9]+)$ catalog.php?url=$1&page=$2 [L]
RewriteRule ^catalog/(.+)$ catalog.php?url=$1 [L]