<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >memcache_debug</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="PHP 手册" HREF="index.html"><LINK REL="UP" TITLE="Memcache Functions" HREF="ref.memcache.html"><LINK REL="PREVIOUS" TITLE="Memcache::connect" HREF="function.memcache-connect.html"><LINK REL="NEXT" TITLE="Memcache::decrement" HREF="function.memcache-decrement.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP 手册</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.memcache-connect.html" ACCESSKEY="P" >上一页</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.memcache-decrement.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.memcache-debug" ></A >memcache_debug</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN118096" ></A ><P > (PECL)</P >memcache_debug -- Turn debug output on/off</DIV ><DIV CLASS="refsect1" ><A NAME="AEN118099" ></A ><H2 >说明</H2 >bool <B CLASS="methodname" >memcache_debug</B > ( bool on_off )<BR ></BR ><P > <B CLASS="function" >memcache_debug()</B > turns on debug output if parameter <CODE CLASS="parameter" >on_off</CODE > is equal to <TT CLASS="constant" ><B >TRUE</B ></TT > and turns off if it's <TT CLASS="constant" ><B >FALSE</B ></TT >. <DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >注意: </B > <B CLASS="function" >memcache_debug()</B > is accessible only if PHP was built with --enable-debug option and always returns <TT CLASS="constant" ><B >TRUE</B ></TT > in this case. Otherwise, this function has no effect and always returns <TT CLASS="constant" ><B >FALSE</B ></TT >. </P ></BLOCKQUOTE ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN118117" ></A ><H2 >参数</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >on_off</CODE ></DT ><DD ><P > Turns debug output on if equals to <TT CLASS="constant" ><B >TRUE</B ></TT >. Turns debug output off if equals to <TT CLASS="constant" ><B >FALSE</B ></TT >. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN118128" ></A ><H2 >返回值</H2 ><P > Returns <TT CLASS="constant" ><B >TRUE</B ></TT > if PHP was built with --enable-debug option, otherwise returns <TT CLASS="constant" ><B >FALSE</B ></TT >. </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.memcache-connect.html" ACCESSKEY="P" >上一页</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >起始页</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.memcache-decrement.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Memcache::connect</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.memcache.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Memcache::decrement</TD ></TR ></TABLE ></DIV ></BODY ></HTML >