<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >DomAttribute->value</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="DOM XML Functions" HREF="ref.domxml.html"><LINK REL="PREVIOUS" TITLE="DomAttribute->specified" HREF="function.domattribute-specified.html"><LINK REL="NEXT" TITLE="DomDocument->add_root" HREF="function.domdocument-add-root.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.domattribute-specified.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.domdocument-add-root.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.domattribute-value" ></A >DomAttribute->value</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN43734" ></A ><P > (no version information, might be only in CVS)</P >DomAttribute->value -- Returns value of attribute </DIV ><DIV CLASS="refsect1" ><A NAME="AEN43737" ></A ><H2 >说明</H2 >class <B CLASS="classname" >DomAttribute</B > { <BR ></BR >string <B CLASS="methodname" >value</B > ( void )<BR ></BR >}<P > This function returns the value of the attribute. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN43747" ></A ><H2 >范例</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN43750" ></A ><P ><B >例 1. Getting all the attributes of a node</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /><br /></font><font color="#007700">include(</font><font color="#DD0000">"example.inc"</font><font color="#007700">);<br /><br />if (!</font><font color="#0000BB">$dom </font><font color="#007700">= </font><font color="#0000BB">domxml_open_mem</font><font color="#007700">(</font><font color="#0000BB">$xmlstr</font><font color="#007700">)) {<br /> echo </font><font color="#DD0000">"Error while parsing the document\n"</font><font color="#007700">;<br /> exit;<br />}<br /><br /></font><font color="#0000BB">$root </font><font color="#007700">= </font><font color="#0000BB">$dom</font><font color="#007700">-></font><font color="#0000BB">document_element</font><font color="#007700">();<br /></font><font color="#0000BB">$attrs </font><font color="#007700">= </font><font color="#0000BB">$root</font><font color="#007700">-></font><font color="#0000BB">attributes</font><font color="#007700">();<br /><br />echo </font><font color="#DD0000">'Attributes of ' </font><font color="#007700">. </font><font color="#0000BB">$root</font><font color="#007700">-></font><font color="#0000BB">node_name</font><font color="#007700">() . </font><font color="#DD0000">"\n"</font><font color="#007700">;<br />foreach (</font><font color="#0000BB">$attrs </font><font color="#007700">as </font><font color="#0000BB">$attribute</font><font color="#007700">) {<br /> echo </font><font color="#DD0000">' - ' </font><font color="#007700">. </font><font color="#0000BB">$attribute</font><font color="#007700">-></font><font color="#0000BB">name </font><font color="#007700">. </font><font color="#DD0000">' : ' </font><font color="#007700">. </font><font color="#0000BB">$attribute</font><font color="#007700">-></font><font color="#0000BB">value </font><font color="#007700">. </font><font color="#DD0000">"\n"</font><font color="#007700">;<br />}<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" >Attributes of chapter - language : en</PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN43755" ></A ><H2 >返回值</H2 ><P > Returns the value of the attribute. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN43758" ></A ><H2 >Migrating to PHP 5</H2 ><P > Use the <SPAN CLASS="property" >value</SPAN > property of <B CLASS="classname" >DOMAttr</B >. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN43763" ></A ><H2 >参见</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.domattribute-set-value.html" >DomAttribute->set_value</A ></TD ></TR ><TR ><TD ><A HREF="function.domattribute-name.html" >DomAttribute->name</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.domattribute-specified.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.domdocument-add-root.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >DomAttribute->specified</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.domxml.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >DomDocument->add_root</TD ></TR ></TABLE ></DIV ></BODY ></HTML >