<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD><TITLE>2.2 Control</TITLE><LINK href="ozdoc.css" rel="stylesheet" type="text/css"></HEAD><BODY><TABLE align="center" border="0" cellpadding="6" cellspacing="6" class="nav"><TR bgcolor="#DDDDDD"><TD><A href="node6.html#section.loop.iterators"><< Prev</A></TD><TD><A href="node5.html">- Up -</A></TD><TD><A href="node8.html#section.loop.accu">Next >></A></TD></TR></TABLE><DIV id="section.loop.control"><H2><A name="section.loop.control">2.2 Control</A></H2><P></P><DL><DT><CODE><SPAN class="keyword"><<</SPAN>leave<SPAN class="keyword">>></SPAN></CODE></DT><DD><P>terminates the current loop</P></DD><DT><CODE><SPAN class="keyword"><<</SPAN>next<SPAN class="keyword">>></SPAN></CODE></DT><DD><P>goes on to the next iteration of the current loop</P></DD><DT><CODE><SPAN class="keyword"><<</SPAN>named L<SPAN class="keyword">>></SPAN></CODE></DT><DD><P>introduces variable L to refer to the current loop</P></DD><DT><CODE><SPAN class="keyword"><<</SPAN>leave L<SPAN class="keyword">>></SPAN></CODE></DT><DD><P>terminate the loop referred to by <CODE>L</CODE></P></DD><DT><CODE><SPAN class="keyword"><<</SPAN>next L<SPAN class="keyword">>></SPAN></CODE></DT><DD><P>goes on to the next iteration of the loop referred to by <CODE>L</CODE></P></DD><DT><CODE><SPAN class="keyword"><<</SPAN>while B<SPAN class="keyword">>></SPAN></CODE></DT><DD><P>equivalent to <CODE><SPAN class="keyword">if</SPAN> B <SPAN class="keyword">then</SPAN> <SPAN class="keyword">skip</SPAN> <SPAN class="keyword">else</SPAN> <SPAN class="keyword"><<</SPAN>leave<SPAN class="keyword">>></SPAN> <SPAN class="keyword">end</SPAN></CODE></P></DD><DT><CODE><SPAN class="keyword"><<</SPAN>until B<SPAN class="keyword">>></SPAN></CODE></DT><DD><P>equivalent to <CODE><SPAN class="keyword">if</SPAN> B <SPAN class="keyword">then</SPAN> <SPAN class="keyword"><<</SPAN>leave<SPAN class="keyword">>></SPAN> <SPAN class="keyword">end</SPAN></CODE> </P></DD></DL><P></P></DIV><TABLE align="center" border="0" cellpadding="6" cellspacing="6" class="nav"><TR bgcolor="#DDDDDD"><TD><A href="node6.html#section.loop.iterators"><< Prev</A></TD><TD><A href="node5.html">- Up -</A></TD><TD><A href="node8.html#section.loop.accu">Next >></A></TD></TR></TABLE><HR><ADDRESS><A href="http://www.ps.uni-sb.de/~duchier/">Denys Duchier</A><BR><SPAN class="version">Version 1.4.0 (20090610)</SPAN></ADDRESS></BODY></HTML>
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