<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>The RecursiveFilterIterator class</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="recursivedirectoryiterator.rewind.html">RecursiveDirectoryIterator::rewind</a></div> <div class="next" style="text-align: right; float: right;"><a href="recursivefilteriterator.construct.html">RecursiveFilterIterator::__construct</a></div> <div class="up"><a href="spl.iterators.html">Iterators</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="class.recursivefilteriterator" class="reference"> <h1 class="title">The RecursiveFilterIterator class</h1> <div class="partintro"><p class="verinfo">(PHP 5 >= 5.1.0)</p> <div class="section" id="recursivefilteriterator.intro"> <h2 class="title">Introduction</h2> <p class="para"> This abstract iterator filters out unwanted values for a <a href="class.recursiveiterator.html" class="classname">RecursiveIterator</a>. This class should be extended to implement custom filters. The <span class="methodname"><strong>RecursiveFilterIterator::accept()</strong></span> must be implemented in the subclass. </p> </div> <div class="section" id="recursivefilteriterator.synopsis"> <h2 class="title">Class synopsis</h2> <div class="classsynopsis"> <div class="ooclass"></div> <div class="classsynopsisinfo"> <span class="ooclass"> <span class="modifier">abstract</span> <strong class="classname">RecursiveFilterIterator</strong> </span> <span class="ooclass"> <span class="modifier">extends</span> <a href="class.filteriterator.html" class="classname">FilterIterator</a> </span> <span class="oointerface">implements <span class="interfacename"><a href="class.outeriterator.html" class="interfacename">OuterIterator</a></span> </span> <span class="oointerface">, <span class="interfacename"><a href="class.recursiveiterator.html" class="interfacename">RecursiveIterator</a></span> </span> {</div> <div class="classsynopsisinfo classsynopsisinfo_comment">/* Methods */</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="methodname"><a href="recursivefilteriterator.construct.html" class="methodname">__construct</a></span> ( <span class="methodparam"><span class="type"><a href="class.recursiveiterator.html" class="type RecursiveIterator">RecursiveIterator</a></span> <code class="parameter">$iterator</code></span> )</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">void</span> <span class="methodname"><a href="recursivefilteriterator.getchildren.html" class="methodname">getChildren</a></span> ( <span class="methodparam">void</span> )</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">void</span> <span class="methodname"><a href="recursivefilteriterator.haschildren.html" class="methodname">hasChildren</a></span> ( <span class="methodparam">void</span> )</div> <div class="classsynopsisinfo classsynopsisinfo_comment">/* Inherited methods */</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="modifier">abstract</span> <span class="type">bool</span> <span class="methodname"><a href="filteriterator.accept.html" class="methodname">FilterIterator::accept</a></span> ( <span class="methodparam">void</span> )</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="methodname"><a href="filteriterator.construct.html" class="methodname">FilterIterator::__construct</a></span> ( <span class="methodparam"><span class="type"><a href="class.iterator.html" class="type Iterator">Iterator</a></span> <code class="parameter">$iterator</code></span> )</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">mixed</span> <span class="methodname"><a href="filteriterator.current.html" class="methodname">FilterIterator::current</a></span> ( <span class="methodparam">void</span> )</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">Iterator</span> <span class="methodname"><a href="filteriterator.getinneriterator.html" class="methodname">FilterIterator::getInnerIterator</a></span> ( <span class="methodparam">void</span> )</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">mixed</span> <span class="methodname"><a href="filteriterator.key.html" class="methodname">FilterIterator::key</a></span> ( <span class="methodparam">void</span> )</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">void</span> <span class="methodname"><a href="filteriterator.next.html" class="methodname">FilterIterator::next</a></span> ( <span class="methodparam">void</span> )</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">void</span> <span class="methodname"><a href="filteriterator.rewind.html" class="methodname">FilterIterator::rewind</a></span> ( <span class="methodparam">void</span> )</div> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="filteriterator.valid.html" class="methodname">FilterIterator::valid</a></span> ( <span class="methodparam">void</span> )</div> }</div> </div> </div> <h2>Table of Contents</h2><ul class="chunklist chunklist_reference"><li><a href="recursivefilteriterator.construct.html">RecursiveFilterIterator::__construct</a> — Create a RecursiveFilterIterator from a RecursiveIterator</li><li><a href="recursivefilteriterator.getchildren.html">RecursiveFilterIterator::getChildren</a> — Return the inner iterator's children contained in a RecursiveFilterIterator</li><li><a href="recursivefilteriterator.haschildren.html">RecursiveFilterIterator::hasChildren</a> — Check whether the inner iterator's current element has children</li></ul> </div> <hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="recursivedirectoryiterator.rewind.html">RecursiveDirectoryIterator::rewind</a></div> <div class="next" style="text-align: right; float: right;"><a href="recursivefilteriterator.construct.html">RecursiveFilterIterator::__construct</a></div> <div class="up"><a href="spl.iterators.html">Iterators</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>