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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><HTML><HEAD> <META NAME="GENERATOR" CONTENT="LinuxDoc-Tools 0.9.20"> <TITLE>cc65 function reference: Alphabetical function reference: cvlinexy</TITLE> <LINK HREF="funcref-85.html" REL=next> <LINK HREF="funcref-83.html" REL=previous> <LINK HREF="funcref.html#toc3" REL=contents></HEAD><BODY><A HREF="funcref-85.html">Next</A><A HREF="funcref-83.html">Previous</A><A HREF="funcref.html#toc3">Contents</A><HR><H2><A NAME="cvlinexy"></A> 3.43 <A HREF="funcref.html#toc3.43">cvlinexy</A></H2><P><BLOCKQUOTE><DL><DT><B>Function</B><DD><P>Output a vertical line at a given position in text mode.</P><DT><B>Header</B><DD><P><CODE><A HREF="funcref-11.html#conio.h">conio.h</A></CODE></P><DT><B>Declaration</B><DD><P><CODE>void __fastcall__ cvlinexy (unsigned char x, unsigned char y, unsigned char length);</CODE></P><DT><B>Description</B><DD><P>The function outputs a vertical line with the given lengthstarting at a given position.</P><DT><B>Limits</B><DD><P><UL><LI>The character used to draw the vertical line is system dependent.If available, a line drawing character is used. Drawing a line that is partiallyoff screen leads to undefined behaviour.</LI><LI>The function is only available as fastcall function, so it may only beused in presence of a prototype.</LI></UL></P><DT><B>Availability</B><DD><P>cc65</P><DT><B>See also</B><DD><P><A HREF="funcref-72.html#chline">chline</A>,<A HREF="funcref-73.html#chlinexy">chlinexy</A>,<A HREF="funcref-83.html#cvline">cvline</A></P><DT><B>Example</B><DD><P>None.</P></DL></BLOCKQUOTE></P><HR><A HREF="funcref-85.html">Next</A><A HREF="funcref-83.html">Previous</A><A HREF="funcref.html#toc3">Contents</A></BODY></HTML>?? 快捷鍵說明
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