wp-content/themes/twentytwentyone/inc/template-functions.php:182Adds a title to posts and pages that are missing titles.
$titlestringstring function twenty_twenty_one_post_title( $title ) { return '' === $title ? esc_html_x( 'Untitled', 'Added to posts and pages that are missing titles', 'twentytwentyone' ) : $title; }Introduced in Twenty Twenty-One 1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-content/themes/twentytwentyone/inc/template-functions.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.