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php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

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>SimpleXMLElement-&#62;getNamespaces()</H1
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NAME="AEN209736"
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><P
>    (no version information, might be only in CVS)</P
>SimpleXMLElement-&#62;getNamespaces()&nbsp;--&nbsp;
   Returns namespaces used in document
  </DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN209739"
></A
><H2
>说明</H2
>class <B
CLASS="classname"
>SimpleXMLElement</B
> { <BR
></BR
>array <B
CLASS="methodname"
>getNamespaces</B
> ( [bool recursive] )<BR
></BR
>}<P
>&#13;   Returns namespaces used in document
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN209751"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>recursive</CODE
></DT
><DD
><P
>&#13;       If specified, returns all namespaces used in parent and child nodes. 
       Otherwise, returns only namespaces used in root node.
      </P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN209760"
></A
><H2
>返回值</H2
><P
>&#13;   The <TT
CLASS="literal"
>getNamespaces</TT
> method returns an <A
HREF="language.types.array.html"
><B
CLASS="type"
>array</B
></A
> of 
   namespace names with their associated URIs.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN209765"
></A
><H2
>范例</H2
><P
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><B
>例 1. Get document namespaces in use</B
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /><br />$xml </font><font color="#007700">= &lt;&lt;&lt;XML<br /></font><font color="#0000BB">&lt;?xml version="1.0" standalone="yes"?&gt;<br />&lt;people xmlns:p="http://example.org/ns" xmlns:t="http://example.org/test"&gt;<br />&nbsp;&nbsp;&nbsp;&nbsp;&lt;p:person id="1"&gt;John Doe&lt;/p:person&gt;<br />&nbsp;&nbsp;&nbsp;&nbsp;&lt;p:person id="2"&gt;Susie Q. Public&lt;/p:person&gt;<br />&lt;/people&gt;<br /></font><font color="#007700">XML;<br /> <br /></font><font color="#0000BB">$sxe </font><font color="#007700">= new </font><font color="#0000BB">SimpleXMLElement</font><font color="#007700">(</font><font color="#0000BB">$xml</font><font color="#007700">);<br /><br /></font><font color="#0000BB">$namespaces </font><font color="#007700">= </font><font color="#0000BB">$sxe</font><font color="#007700">-&gt;</font><font color="#0000BB">getNamespaces</font><font color="#007700">(</font><font color="#0000BB">true</font><font color="#007700">);<br /></font><font color="#0000BB">var_dump</font><font color="#007700">(</font><font color="#0000BB">$namespaces</font><font color="#007700">);<br /><br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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><P
>上例将输出：</P
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>array(1) {
  ["p"]=&#62;
  string(21) "http://example.org/ns"
}</PRE
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>
  </P
></DIV
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></A
><H2
>参见</H2
><P
>&#13;   <P
></P
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><TD
><A
HREF="function.simplexml-element-getdocnamespaces.html"
>SimpleXMLElement-&#62;getDocNamespaces()</A
></TD
></TR
><TR
><TD
><A
HREF="function.simplexml-element-registerxpathnamespace.html"
>SimpleXMLElement-&#62;registerXPathNamespace()</A
></TD
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></P
>
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