wp-includes/class-wp-recovery-mode-email-service.php:247Gets the email address to send the recovery mode link to.
string private function get_recovery_mode_email_address() { if ( defined( 'RECOVERY_MODE_EMAIL' ) && is_email( RECOVERY_MODE_EMAIL ) ) { return RECOVERY_MODE_EMAIL; } return get_option( 'admin_email' ); }Introduced in 5.2.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-recovery-mode-email-service.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.