Changeset 63331

Timestamp:

08/21/2026 01:25:59 PM (3 weeks ago)

Author:

afercia

Message:

General: Make get_tag_regex() match tags non-greedily.

Fixes a bug where get_tag_regex() may match multiple tags of the same type in the content.
Also, adds tests.

Developed in ​https://github.com/WordPress/wordpress-develop/pull/13037

Props pbearne, kopepasah, gunjanjaswal, debarghyabanerjee, mukesh27, desrosj, ocean90, nacin, chriscct7, r1k0, afercia.
Fixes 26674.
Fixes 59791.

Location:

trunk

Files:

• src/wp-includes/functions.php (modified) (1 diff)
• tests/phpunit/tests/functions/getTagRegex.php (added)

trunk/src/wp-includes/functions.php

@@ -7701 +7701 @@
                 return '';
         }
-        return sprintf( '<%1$s[^<]*(?:>[\s\S]*<\/%1$s>|\s*\/>)', tag_escape( $tag ) );
+        return sprintf( '<%1$s[^<]*?(?:>[\s\S]*?<\/%1$s>|\s*\/>)', tag_escape( $tag ) );
 }