How can developers ensure that their PHP code remains maintainable and understandable when using Traits and multiple class extensions?

To ensure maintainability and understandability when using Traits and multiple class extensions in PHP, developers should follow good coding practices such as keeping code modular, documenting code effectively, and using meaningful and descriptive names for Traits and classes.

trait Logging {
    public function log($message) {
        echo $message;
    }
}

class BaseClass {
    use Logging;
}

class SubClass extends BaseClass {
    // additional class logic
}

$subClass = new SubClass();
$subClass->log('Logging message');