How to redirect to a thank you page after you submit comment and create a dynamic link back to the post commented

Here’s how to redirect to a thank you page after you submit comments. And link back to the post it came from .

1. Create a page and add thank you content .
   • Sample content

     Thank you for comment.
     
      To Return to the specific post that you just came from - <a href="/?p=[post_id]">

2. Add the code in your functions.php of the current theme

   add_action('comment_post_redirect', 'redirect_to_thank_page'); // Redirect to thank you post after comment
      function redirect_to_thank_page() {
        $id=$_POST['comment_post_ID'];
          return 'https://www.mccallgardens.com/thank-you-for-leaving-a-condolence/?obituary='.$id; 
      }
   
   add_shortcode('post_id', 'get_name');
   
   function get_name() {
   
      return $_GET['obituary'];
   }