<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >Phar->setMetaData</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="Phar archive stream and classes" HREF="ref.phar.html"><LINK REL="PREVIOUS" TITLE="Phar::offsetUnset" HREF="function.phar-offsetunset.html"><LINK REL="NEXT" TITLE="Phar->setStub" HREF="function.phar-setstub.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.phar-offsetunset.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.phar-setstub.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.phar-setmetadata" ></A >Phar->setMetaData</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN179446" ></A ><P > (no version information, might be only in CVS)</P >Phar->setMetaData -- Sets phar archive meta-data</DIV ><DIV CLASS="refsect1" ><A NAME="AEN179449" ></A ><H2 >说明</H2 >int <B CLASS="methodname" >Phar->setMetaData</B > ( mixed metadata )<BR ></BR ><P > <B CLASS="function" >setMetaData()</B > should only be used to store customized data that describes something about the phar archive as a complete entity. <A HREF="function.pharfileinfo-setmetadata.html" ><B CLASS="function" >PharFileInfo->setMetaData()</B ></A > should be used for file-specific meta-data. Meta-data can significantly slow down the performance of loading a phar archive if the data is large. As with all functionality that modifies the contents of a phar, the <A HREF="ref.phar.html#ini.phar.readonly" >phar.readonly</A > INI variable must be off in order to succeed. </P ><P > Some possible uses for meta-data include specifying which file within the archive should be used to bootstrap the archive, or the location of a file manifest like <A HREF="http://pear.php.net" TARGET="_top" >PEAR</A >'s package.xml file. However, any useful data that describes the phar archive may be stored. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN179464" ></A ><H2 >参数</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >metadata</CODE ></DT ><DD ><P > Any PHP variable containing information to store that describes the phar archive </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN179473" ></A ><H2 >范例</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN179476" ></A ><P ><B >例 1. A <B CLASS="function" >Phar->setMetaData()</B > example</B ></P ><P > </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /></font><font color="#FF8000">// make sure it doesn't exist<br /></font><font color="#007700">@</font><font color="#0000BB">unlink</font><font color="#007700">(</font><font color="#DD0000">'brandnewphar.phar'</font><font color="#007700">);<br /></font><font color="#0000BB">try </font><font color="#007700">{<br /> </font><font color="#0000BB">$p </font><font color="#007700">= new </font><font color="#0000BB">Phar</font><font color="#007700">(</font><font color="#0000BB">dirname</font><font color="#007700">(</font><font color="#0000BB">__FILE__</font><font color="#007700">) . </font><font color="#DD0000">'/brandnewphar.phar'</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">, </font><font color="#DD0000">'brandnewphar.phar'</font><font color="#007700">);<br /> </font><font color="#0000BB">$p</font><font color="#007700">[</font><font color="#DD0000">'file.php'</font><font color="#007700">] = </font><font color="#DD0000">'<?php echo "hello"'</font><font color="#007700">;<br /> </font><font color="#0000BB">$p</font><font color="#007700">-></font><font color="#0000BB">setMetaData</font><font color="#007700">(array(</font><font color="#DD0000">'bootstrap' </font><font color="#007700">=> </font><font color="#DD0000">'file.php'</font><font color="#007700">));<br /> </font><font color="#0000BB">var_dump</font><font color="#007700">(</font><font color="#0000BB">$p</font><font color="#007700">-></font><font color="#0000BB">getMetaData</font><font color="#007700">());<br />} </font><font color="#0000BB">catch </font><font color="#007700">(</font><font color="#0000BB">Exception $e</font><font color="#007700">) {<br /> echo </font><font color="#DD0000">'Could not create and/or modify phar:'</font><font color="#007700">, </font><font color="#0000BB">$e</font><font color="#007700">;<br />}<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P >上例将输出:</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="screen" >array(1) { ["bootstrap"]=> string(8) "file.php" }</PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN179483" ></A ><H2 >参见</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.phar-getmetadata.html" ><B CLASS="function" >Phar->getMetaData()</B ></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.phar-offsetunset.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.phar-setstub.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Phar::offsetUnset</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.phar.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Phar->setStub</TD ></TR ></TABLE ></DIV ></BODY ></HTML >