wp-content/themes/twentytwentyone/inc/template-functions.php:89Changes comment form default fields.
$defaultsarrayarrayfunction twenty_twenty_one_comment_form_defaults( $defaults ) { // Adjust height of comment form. $defaults['comment_field'] = preg_replace( '/rows="\d+"/', 'rows="5"', $defaults['comment_field'] ); return $defaults;}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.