Get everything after and before certain character in SQL Server

Question

I got the following entry in my database:

images/test.jpg

I want to trim the entry so I get: test

So basically, I want

Answer 1

Inspired by the work of Josien, I wondered about a simplification.

Would this also work? Much shorter:

SELECT SUBSTRING(col, CHARINDEX ('/', col) + 1, CHARINDEX ('.', col) - CHARINDEX ('/', col) - 1);

(I can't test right now because of right issues at my company SQL server, which is a problem in its own right)