I'm a regex newbie but have got a regex builder telling me I have the right syntax yet I get an error from this plugin: Invalid regular expression: Delimiter must not be alphanumeric or backslash
What I'm trying to do is rid my site of a Youtube plugin shortcode since WP now natively supports Youtube videos.
So I'm using the following regex:
with a replace of:
but still get the error.
Am I doing something wrong in getting this to work with this plugin?
Any help would be magic.