How to 301 redirect product card to catalog section in htaccess?

Question

htaccess

There is a catalog, there are sections in it, in the products sections, there are pages with a product card, from which you need to redirect to the catalog section.
The path of the product card is - /catalog/(some section)/(find the product)/
You need to make a 301 redirect to - /catalog/(some section)/
How to redirect from the product card of any section to the section of this product?

Answer 1

RedirectMatch 301 ^(/catalog/[^/]+/)[^/]+/$ $1
Or

RewriteEngine on
RewriteRule ^(catalog/[^/]+/)[^/]+/$ /$1 [R=301,L]

Answer 2

.IF does not compare strings. You need to write your own function to compare strings byte by byte.