<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >apc_cache_info</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="APC 可选 PHP 缓存" HREF="ref.apc.html"><LINK REL="PREVIOUS" TITLE="apc_add" HREF="function.apc-add.html"><LINK REL="NEXT" TITLE="apc_clear_cache" HREF="function.apc-clear-cache.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.apc-add.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.apc-clear-cache.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.apc-cache-info" ></A >apc_cache_info</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN9240" ></A ><P > (PECL)</P >apc_cache_info -- Retrieves cached information (and meta-data) from APC's data store </DIV ><DIV CLASS="refsect1" ><A NAME="AEN9243" ></A ><H2 >说明</H2 >array <B CLASS="methodname" >apc_cache_info</B > ( [string cache_type [, bool limited]] )<BR ></BR ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN9254" ></A ><H2 >返回值</H2 ><P > Array of cached data (and meta-data), or <TT CLASS="constant" ><B >FALSE</B ></TT > on failure </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >注意: </B > <B CLASS="function" >apc_cache_info()</B > will raise a warning if it is unable to retrieve APC cache data. This typically occurs when APC is not enabled. </P ></BLOCKQUOTE ></DIV ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN9261" ></A ><H2 >参数</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >cache_type</CODE ></DT ><DD ><P > If <CODE CLASS="parameter" >cache_type</CODE > is "<TT CLASS="literal" >user</TT >", information about the user cache will be returned; otherwise, information about the system cache (cached files) will be returned. </P ></DD ><DT ><CODE CLASS="parameter" >limited</CODE ></DT ><DD ><P > If <CODE CLASS="parameter" >limited</CODE > is <TT CLASS="constant" ><B >TRUE</B ></TT >, the return value will exclude the individual list of cache entries. This is usefull when trying to optimize calls for statistics gathering. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN9279" ></A ><H2 >更新日志</H2 ><P > <DIV CLASS="informaltable" ><P ></P ><A NAME="AEN9282" ></A ><TABLE BORDER="1" CLASS="CALSTABLE" ><COL><COL><THEAD ><TR ><TH >版本</TH ><TH >说明</TH ></TR ></THEAD ><TBODY ><TR ><TD >3.0.11</TD ><TD > The <CODE CLASS="parameter" >limited</CODE > parameter was introduced. </TD ></TR ></TBODY ></TABLE ><P ></P ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN9293" ></A ><H2 >范例</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN9296" ></A ><P ><B >例 1. A <B CLASS="function" >apc_cache_info()</B > example</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />print_r</font><font color="#007700">(</font><font color="#0000BB">apc_cache_info</font><font color="#007700">());<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P >上例的输出类似于:</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="screen" >Array ( [num_slots] => 2000 [ttl] => 0 [num_hits] => 9 [num_misses] => 3 [start_time] => 1123958803 [cache_list] => Array ( [0] => Array ( [filename] => /path/to/apc_test.php [device] => 29954 [inode] => 1130511 [type] => file [num_hits] => 1 [mtime] => 1123960686 [creation_time] => 1123960696 [deletion_time] => 0 [access_time] => 1123962864 [ref_count] => 1 [mem_size] => 677 ) [1] => Array (...iterates for each cached file) )</PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN9302" ></A ><H2 >参见</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="ref.apc.html#apc.configuration" >APC configuration directives</A ></TD ></TR ></TBODY ></TABLE ><P ></P > </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.apc-add.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.apc-clear-cache.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >apc_add</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.apc.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >apc_clear_cache</TD ></TR ></TABLE ></DIV ></BODY ></HTML >