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><H1
><A
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></A
>yaz_es</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN247910"
></A
><P
> (PECL)</P
>yaz_es --
Prepares for an Extended Service Request
</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN247913"
></A
><H2
>说明</H2
>void <B
CLASS="methodname"
>yaz_es</B
> ( resource id, string type, array args )<BR
></BR
><P
> This function prepares for an Extended Service Request.
Extended Services is family of various Z39.50 facilities, such
as Record Update, Item Order, Database administration etc.
</P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>注意: </B
>
Many Z39.50 Servers do not support Extended Services.
</P
></BLOCKQUOTE
></DIV
><P
> The <B
CLASS="function"
>yaz_es()</B
> creates an Extended Service Request
packages and puts it into a queue of operations.
Use <A
HREF="function.yaz-wait.html"
><B
CLASS="function"
>yaz_wait()</B
></A
> to send the request(s) to the server.
After completion of <A
HREF="function.yaz-wait.html"
><B
CLASS="function"
>yaz_wait()</B
></A
> the result of
the Extended Service operation should be expected with
a call to <A
HREF="function.yaz-es-result.html"
><B
CLASS="function"
>yaz_es_result()</B
></A
>.
</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN247935"
></A
><H2
>参数</H2
><P
> <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>id</CODE
></DT
><DD
><P
> The connection resource returned by <A
HREF="function.yaz-connect.html"
><B
CLASS="function"
>yaz_connect()</B
></A
>.
</P
></DD
><DT
><CODE
CLASS="parameter"
>type</CODE
></DT
><DD
><P
> A string which represents the type of the Extended Service:
<TT
CLASS="literal"
>itemorder</TT
> (Item Order),
<TT
CLASS="literal"
>create</TT
> (Create Database),
<TT
CLASS="literal"
>drop</TT
> (Drop Database),
<TT
CLASS="literal"
>commit</TT
> (Commit Operation),
<TT
CLASS="literal"
>update</TT
> (Update Record),
<TT
CLASS="literal"
>xmlupdate</TT
> (XML Update).
Each type is specified in the following section.
</P
></DD
><DT
><CODE
CLASS="parameter"
>args</CODE
></DT
><DD
><P
> An array with extended service options plus
package specific options. The options are identical to
those offered in the C API of ZOOM C. Refer to
the ZOOM <A
HREF="http://www.indexdata.dk/yaz/doc/zoom.tkl"
TARGET="_top"
>Extended Services</A
>.
</P
></DD
></DL
></DIV
>
</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN247962"
></A
><H2
>返回值</H2
><P
> 无返回值。
</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN247965"
></A
><H2
>范例</H2
><TABLE
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><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN247967"
></A
><P
><B
>例 1. Record Update</B
></P
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><TD
><code><font color="#000000">
<font color="#0000BB"><?php<br />$con </font><font color="#007700">= </font><font color="#0000BB">yaz_connect</font><font color="#007700">(</font><font color="#DD0000">"myhost/database"</font><font color="#007700">);<br /></font><font color="#0000BB">$args </font><font color="#007700">= array (<br /> </font><font color="#DD0000">"record" </font><font color="#007700">=> </font><font color="#DD0000">"<gils><title>some title</title></gils>"</font><font color="#007700">,<br /> </font><font color="#DD0000">"syntax" </font><font color="#007700">=> </font><font color="#DD0000">"xml"</font><font color="#007700">,<br /> </font><font color="#DD0000">"action" </font><font color="#007700">=> </font><font color="#DD0000">"specialUpdate"<br /></font><font color="#007700">);<br /></font><font color="#0000BB">yaz_es</font><font color="#007700">(</font><font color="#0000BB">$con</font><font color="#007700">, </font><font color="#DD0000">"update"</font><font color="#007700">, </font><font color="#0000BB">$args</font><font color="#007700">);<br /></font><font color="#0000BB">yaz_wait</font><font color="#007700">();<br /></font><font color="#0000BB">$result </font><font color="#007700">= </font><font color="#0000BB">yaz_es_result</font><font color="#007700">(</font><font color="#0000BB">$id</font><font color="#007700">);<br /></font><font color="#0000BB">?></font>
</font>
</code></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN247970"
></A
><H2
>参见</H2
><P
> <P
></P
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><A
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><B
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>yaz_es_result()</B
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></P
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