RewriteRule htaccess to always remove trailing slash even directory

Question

The target is to combine several rules:

• never have a trailing slash in the URI
• internally rewrite to the index.php (domain.tld/somedir/index.php) when

Answer 1

There is a separate setting in apache called DirectorySlash that can be enabled/disabled. You can read more at httpd.apache.org/docs/2.2/mod/mod_dir.html#directoryslash but be sure to read the part about why this is done right below where it says "some good reasons". Also note the security issue.