wp-content/themes/twentytwenty/classes/class-twentytwenty-separator-control.php:24Renders the hr.
public function render_content() { echo '<hr/>'; }Introduced in Twenty Twenty 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/twentytwenty/classes/class-twentytwenty-separator-control.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.