added "id=" for jump links in replies

threadr/board/README.md

@@ -5,6 +5,7 @@ $_GET values:
   * id → the board id
   * action → what action file should be loaded in the bottom section (see below)
     * valid actions: [not present], post, submit, edit
+  * end → if present, jump to the end of the page
 ### [board.php](./board.php)
 the top part of a board page, displays the posts, loaded via include()
 ### [post.php](./post.php)

threadr/board/board.php

@@ -10,6 +10,7 @@ foreach($statement->fetchAll() as $ROW) {
   $post_creator = $statement->fetch();
 
   // get post content and make sure it doesn't mess with the website
+  $post_id           = $ROW['id'];
   $post_title        = htmlspecialchars($ROW['title']);
   $post_creator_name = htmlspecialchars($post_creator['name']);
   $post_time         = htmlspecialchars($ROW['post_time']);
@@ -22,7 +23,7 @@ foreach($statement->fetchAll() as $ROW) {
   // post id of the original post this is a reply to, negative numbers mean no reply
   $reply_to = $ROW['reply_to'];
 
-  echo "<section>
+  echo "<section id=\"$post_id\" >
 <h1>$post_title</h1>
 <article>
 <header>