t any time. This will raise an error in the program and if it does not trap the error, it will be ended. Errors of this nature in <code>rocketsh</code> are gracefully handled, and will end entry of the current command line.</p>
<h4><a class="anchor" id="autotoc_md676"></a>
Shell Variables</h4>
<p>The <code>rocketsh</code> shell has several documented variables, which can be set via the command prompt. These are:</p>
<h5>PROMPT$</h5>
<p>Change <code>PROMPT$</code> to change the shell prompt from the default 