Changeset 11390 for sites/trunk/wordpress.org/public_html/wp-content/plugins/handbook/inc/table-of-contents.php

Timestamp:

12/20/2021 07:21:54 AM (3 years ago)

Author:

dd32

Message:

Handbooks: Table of Contents: The first <h[1-6]> element on the page may not be the one we wish to duplicate, if we've removed a HTML-only heading from the content.

Avoids PHP Notices and ensures that the correct heading level is generated.

File:

• sites/trunk/wordpress.org/public_html/wp-content/plugins/handbook/inc/table-of-contents.php (modified) (1 diff)

sites/trunk/wordpress.org/public_html/wp-content/plugins/handbook/inc/table-of-contents.php

@@ -132 +132 @@
         }
 
-        $contents_header = 'h' . $items[0]['level']; // Duplicate the first <h#> tag in the document for the TOC header
+        $contents_header = 'h' . reset( $items )['level']; // Duplicate the first <h#> tag in the document for the TOC header
         $toc            .= $this->styles;
         $toc            .= '<div class="table-of-contents">';