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<html><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><!--Converted with jLaTeX2HTML 2002 (1.62) JA patch-1.4patched version by: Kenshi Muto, Debian Project.LaTeX2HTML 2002 (1.62),original version by: Nikos Drakos, CBLU, University of Leeds* revised and updated by: Marcus Hennecke, Ross Moore, Herb Swan* with significant contributions from: Jens Lippmann, Marek Rouchal, Martin Wilck and others --><HTML><HEAD><TITLE>11.3 Commands at a glance</TITLE><META NAME="description" CONTENT="11.3 Commands at a glance"><META NAME="keywords" CONTENT="everything"><META NAME="resource-type" CONTENT="document"><META NAME="distribution" CONTENT="global"><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"><META NAME="Generator" CONTENT="jLaTeX2HTML v2002 JA patch-1.4"><META HTTP-EQUIV="Content-Style-Type" CONTENT="text/css"><LINK REL="STYLESHEET" HREF="everything.css" tppabs="http://www.isi.edu/nsnam/ns/doc/everything.css"><LINK REL="previous" HREF="node125.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node125.html"><LINK REL="up" HREF="node121.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node121.html"><LINK REL="next" HREF="node127.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node127.html"></HEAD><BODY ><!--Navigation Panel--><A NAME="tex2html3223" HREF="node127.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node127.html"><IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="file:/usr/share/latex2html/icons/next.png"></A> <A NAME="tex2html3217" HREF="node121.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node121.html"><IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="file:/usr/share/latex2html/icons/up.png"></A> <A NAME="tex2html3213" HREF="node125.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node125.html"><IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="file:/usr/share/latex2html/icons/prev.png"></A> <A NAME="tex2html3219" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html"><IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="file:/usr/share/latex2html/icons/contents.png"></A> <A NAME="tex2html3221" HREF="node590.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node590.html"><IMG WIDTH="43" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="index" SRC="file:/usr/share/latex2html/icons/index.png"></A> <BR><B> Next:</B> <A NAME="tex2html3224" HREF="node127.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node127.html">12. Packet Headers and</A><B> Up:</B> <A NAME="tex2html3218" HREF="node121.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node121.html">11. Timers</A><B> Previous:</B> <A NAME="tex2html3214" HREF="node125.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node125.html">11.2 OTcl Timer class</A>   <B> <A NAME="tex2html3220" HREF="node1.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node1.html">Contents</A></B>   <B> <A NAME="tex2html3222" HREF="node590.html" tppabs="http://www.isi.edu/nsnam/ns/doc/node590.html">Index</A></B> <BR><BR><!--End of Navigation Panel--><H1><A NAME="SECTION03830000000000000000"></A><A NAME="sec:timercommand"></A><BR>11.3 Commands at a glance</H1><P>Following is a list of methods for the class Timer. Note that manydifferent types of timers have been derived from this base class (viz.LogTimer, Timer/Iface, Timer/Iface/Prune, CacheTimer, Timer/Scuba etc).<DIV ALIGN="LEFT"><TT>$timer sched delay</TT><BR>This command cancels any other event that may have been scheduled and re-schedulesanother event after time <delay>.</DIV><P><DIV ALIGN="LEFT"><TT>$timer resched delay</TT><BR>Similar to "sched" described above. Added to have similar APIs as that of theC++ timers.</DIV><P><DIV ALIGN="LEFT"><TT>$timer cancel</TT><BR>This cancels any scheduled event.</DIV><P><DIV ALIGN="LEFT"><TT>$timer destroy</TT><BR>This is similar to cancel. Cancels any scheduled event.</DIV><P><DIV ALIGN="LEFT"><TT>$timer expire</TT><BR>This command calls for a time-out. However the time-out procedure needs to bedefined in the sub-classes.</DIV><P><DIV ALIGN="LEFT">All these procedures can be found in /tcl/mcast/timer.tcl.</DIV><BR><HR><ADDRESS>2003-09-23</ADDRESS></BODY></HTML>⌨️ 快捷键说明
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