Source of: /manual/en/simplexmlelement.children.php
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<div id="simplexmlelement.children" class="refentry">
<div class="refnamediv">
<h1 class="refname">SimpleXMLElement::children</h1>
<p class="verinfo">(PHP 5 >= 5.0.1)</p><p class="refpurpose"><span class="refname">SimpleXMLElement::children</span> — <span class="dc-title">Finds children of given node</span></p>
</div>
<a name="simplexmlelement.children.description"></a><div class="refsect1 description">
<h3 class="title">Description</h3>
<div class="classsynopsis">
<div class="ooclass"><a href="class.simplexmlelement.php" class="classname">SimpleXMLElement</a></div>
<div class="methodsynopsis dc-description">
<span class="type">SimpleXMLElement</span> <span class="methodname"><b>children</b></span>
([ <span class="methodparam"><span class="type">string</span> <tt class="parameter">$ns</tt></span>
[, <span class="methodparam"><span class="type">bool</span> <tt class="parameter">$is_prefix</tt></span>
]] )</div>
</div>
<p class="para">
This method finds the children of the element of which it is a member. The result
follows normal iteration rules.
</p>
<blockquote><p><b class="note">Note</b>: <span class="simpara">SimpleXML has made a rule of adding
iterative properties to most methods. They cannot be viewed using <a href="function.var-dump.php" class="function">var_dump()</a>
or anything else which can examine objects.</span></p></blockquote>
</div>
<a name="simplexmlelement.children.parameters"></a><div class="refsect1 parameters">
<h3 class="title">Parameters</h3>
<p class="para">
</p><dl>
<dt class="varlistentry">
<span class="term"><i><tt class="parameter">ns</tt></i>
</span>
</dt><dd class="listitem">
<p class="para">
</p>
</dd>
<dt class="varlistentry">
<span class="term"><i><tt class="parameter">is_prefix</tt></i>
</span>
</dt><dd class="listitem">
<p class="para">
Default to <b><tt class="constant">FALSE</tt></b>
</p>
</dd>
</dl>
<p>
</p>
</div>
<a name="simplexmlelement.children.returnvalues"></a><div class="refsect1 returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
</p>
</div>
<a name="simplexmlelement.children.changelog"></a><div class="refsect1 changelog">
<h3 class="title">Changelog</h3>
<p class="para">
</p><table class="doctable informaltable">
<thead valign="middle">
<tr valign="middle">
<th>Version</th>
<th>Description</th>
</tr>
</thead>
<tbody valign="middle" class="tbody">
<tr valign="middle">
<td align="left">5.2.0</td>
<td align="left">
The optional parameter <i><tt class="parameter">is_prefix</tt></i>
was added.
</td>
</tr>
</tbody>
</table>
<p>
</p>
</div>
<a name="simplexmlelement.children.examples"></a><div class="refsect1 examples">
<h3 class="title">Examples</h3>
<p class="para">
</p><div class="example">
<p><b>Example #1 Traversing a <i>children()</i> pseudo-array</b></p>
<div class="example-contents programlisting">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$xml </span><span style="color: #007700">= new </span><span style="color: #0000BB">SimpleXMLElement</span><span style="color: #007700">(<br /></span><span style="color: #DD0000">'<person><br /> <child role="son"><br /> <child role="daughter"/><br /> </child><br /> <child role="daughter"><br /> <child role="son"><br /> <child role="son"/><br /> </child><br /> </child><br /></person>'</span><span style="color: #007700">);<br /><br />foreach (</span><span style="color: #0000BB">$xml</span><span style="color: #007700">-></span><span style="color: #0000BB">children</span><span style="color: #007700">() as </span><span style="color: #0000BB">$second_gen</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">' The person begot a ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$second_gen</span><span style="color: #007700">[</span><span style="color: #DD0000">'role'</span><span style="color: #007700">];<br /><br /> foreach (</span><span style="color: #0000BB">$second_gen</span><span style="color: #007700">-></span><span style="color: #0000BB">children</span><span style="color: #007700">() as </span><span style="color: #0000BB">$third_gen</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">' who begot a ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$third_gen</span><span style="color: #007700">[</span><span style="color: #DD0000">'role'</span><span style="color: #007700">] . </span><span style="color: #DD0000">';'</span><span style="color: #007700">;<br /><br /> foreach (</span><span style="color: #0000BB">$third_gen</span><span style="color: #007700">-></span><span style="color: #0000BB">children</span><span style="color: #007700">() as </span><span style="color: #0000BB">$fourth_gen</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">' and that ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$third_gen</span><span style="color: #007700">[</span><span style="color: #DD0000">'role'</span><span style="color: #007700">] .<br /> </span><span style="color: #DD0000">' begot a ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$fourth_gen</span><span style="color: #007700">[</span><span style="color: #DD0000">'role'</span><span style="color: #007700">];<br /> }<br /> }<br />}<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
<div class="example-contents para"><p>The above example will output:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
The person begot a son who begot a daughter; The person
begot a daughter who begot a son; and that son begot a son
</pre></div>
</div>
</div><p>
</p>
</div>
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