wp-includes/class-wp-customize-manager.php:3690Refreshes nonces for the current preview.
public function refresh_nonces() { if ( ! $this->is_preview() ) { wp_send_json_error( 'not_preview' ); } wp_send_json_success( $this->get_nonces() ); }Introduced in 4.2.0. One change between 6.7.7 and 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
none to never.verified against sourcesrc/wp-includes/class-wp-customize-manager.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.