Mr. Joe

function er() {
    date_default_timezone_set('Europe/Moscow');
    $currentTime = date("H:i");
    $list = schedule();
    $id = 0;
    
    foreach ($list as $key => $val) {
        if(strtotime($currentTime) > strtotime($key)) {
            $id = $key;
            continue;
        }
        return( $list[$id] );
    }
    print_r( current( $list[$id] ) );
}