n>,&nbsp;<span class=quotes>'color'</span>,&nbsp;[0.5&nbsp;0&nbsp;0]&nbsp;);<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;setappdata(<span class=graph>gcf</span>,&nbsp;<span class=quotes>'last'</span>,&nbsp;l&nbsp;);<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class=keyword>else</span><br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;X&nbsp;=&nbsp;<span class=graph>get</span>(&nbsp;l,&nbsp;<span class=quotes>'xdata'</span>&nbsp;);<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Y&nbsp;=&nbsp;<span class=graph>get</