sted iterations.
</li>
</ul>


<h2>PlayResults</h2>

<p>
Many methods return a value of the type <i>PlayResult</i>. From such a value, several information about the result of the action can be obtained. The most important of these is the <i>OK</i> property which tells if the action was executed. If OK is false, the <i>Error</i> property tells the reason. A property named <i>Effective</i> tells whether the action had any effect. Usually, Effective has the same value as OK, but not always. An action can be ok