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<title>WDDX 函数库</title>
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<td valign=middle nowrap><font color=e06060 size=+2><b>WDDX 函数库</b></font></td>
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<div align=right>本函数库共有 6 个函数</div><p><table border=0 cellpadding=12 cellspacing=0><tr>
<td bgcolor=e0e0ff>WDDX 为全球信息网分散式文件交换，全名为 Web Distributed Data Exchange。其实
WDDX 可以算是 XML 的一个分支。更多有关 WDDX 的信息可以参考 <a href="http://www.wddx.org/" tppabs="http://www.wddx.org/">http://www.wddx.org</a>。
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例一: 本例将单一值连续化<p>
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<font color="#0000BB"><?php<br></font><font color="#007700">print </font><font color="#0000BB">wddx_serialize_value</font><font color="#007700">(</font><font color="#DD0000">"PHP to WDDX packet example"</font><font color="#007700">, </font><font color="#DD0000">"PHP packet"</font><font color="#007700">);<br></font><font color="#0000BB">?><br></font>
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返回到浏览器的资料为<p>
<wddxPacket version='0.9'><header comment='PHP packet'/><data><br>
<string>PHP to WDDX packet example</string></data></wddxPacket><p>
例二: 本例将 WDDX 封包加入资料<p>
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<font color="#0000BB"><?php<br>$pi </font><font color="#007700">= </font><font color="#0000BB">3.1415926</font><font color="#007700">;<br></font><font color="#0000BB">$packet_id </font><font color="#007700">= </font><font color="#0000BB">wddx_packet_start</font><font color="#007700">(</font><font color="#DD0000">"PHP"</font><font color="#007700">);<br></font><font color="#0000BB">wddx_add_vars</font><font color="#007700">(</font><font color="#0000BB">$packet_id</font><font color="#007700">, </font><font color="#DD0000">"pi"</font><font color="#007700">);<br><br></font><font color="#FF8000">/* Suppose $cities came from database */<br></font><font color="#0000BB">$cities </font><font color="#007700">= array(</font><font color="#DD0000">"Austin"</font><font color="#007700">, </font><font color="#DD0000">"Novato"</font><font color="#007700">, </font><font color="#DD0000">"Seattle"</font><font color="#007700">);<br></font><font color="#0000BB">wddx_add_vars</font><font color="#007700">(</font><font color="#0000BB">$packet_id</font><font color="#007700">, </font><font color="#DD0000">"cities"</font><font color="#007700">);<br><br></font><font color="#0000BB">$packet </font><font color="#007700">= </font><font color="#0000BB">wddx_packet_end</font><font color="#007700">(</font><font color="#0000BB">$packet_id</font><font color="#007700">);<br>print </font><font color="#0000BB">htmlentities</font><font color="#007700">(</font><font color="#0000BB">$packet</font><font color="#007700">);<br></font><font color="#0000BB">?><br></font>
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返回到浏览器的资料为<p>
<wddxPacket version='0.9'><header comment='PHP'/><data><struct><br>
<var name='pi'><number>3.1415926</number></var><var name='cities'><br>
<array length='3'><string>Austin</string><string>Novato</string><br>
<string>Seattle</string></array></var></struct></data></wddxPacket>
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<table border=0 width=100%><tr><td align=right valign=top><a href="function.php-wddx_serialize_value.htm" alt="function.php?wddx_serialize_value">wddx_serialize_value</a>:</td><td valign=top>将单一值连续化。</td></tr>
<tr><td align=right valign=top><a href="function.php-wddx_serialize_vars.htm" alt="function.php?wddx_serialize_vars">wddx_serialize_vars</a>:</td><td valign=top>将多值连续化。</td></tr>
<tr><td align=right valign=top><a href="function.php-wddx_packet_start.htm" alt="function.php?wddx_packet_start">wddx_packet_start</a>:</td><td valign=top>开始新的 WDDX 封包。</td></tr>
<tr><td align=right valign=top><a href="function.php-wddx_packet_end.htm" alt="function.php?wddx_packet_end">wddx_packet_end</a>:</td><td valign=top>结束的 WDDX 封包。</td></tr>
<tr><td align=right valign=top><a href="function.php-wddx_add_vars.htm" alt="function.php?wddx_add_vars">wddx_add_vars</a>:</td><td valign=top>将 WDDX 封包连续化。</td></tr>
<tr><td align=right valign=top><a href="function.php-wddx_deserialize.htm" alt="function.php?wddx_deserialize">wddx_deserialize</a>:</td><td valign=top>将 WDDX 封包解连续化。</td></tr>
</table><p><hr size=1><br>如果你对此手册有任何问题,请到下面网址提问: <a href="www.web745.com">WEB开发知识库</a> (<a href="http://www.web745.com">www.web745.com</a>)<p>
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