I am trying to set and get the value from the url in wordpress. What i mean is following;
My current page url
http://www.myurl.com/pageName
What i want is
http://www.myurl.com/pageName/some-dynamic-text
when i try to do so it redirect me to not found page. I only want to do this on one specific page
My permalink is Post name http://www.myurl.com/sample-post/
You need to use add_rewrite_rule
wordpress API, as shown https://codex.wordpress.org/Rewrite_API/add_rewrite_rule