<!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>Gets an index of iterators</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="appenditerator.getinneriterator.html">AppendIterator::getInnerIterator</a></div> <div class="next" style="text-align: right; float: right;"><a href="appenditerator.key.html">AppendIterator::key</a></div> <div class="up"><a href="class.appenditerator.html">AppendIterator</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="appenditerator.getiteratorindex" class="refentry"> <div class="refnamediv"> <h1 class="refname">AppendIterator::getIteratorIndex</h1> <p class="verinfo">(PHP 5 >= 5.1.0)</p><p class="refpurpose"><span class="refname">AppendIterator::getIteratorIndex</span> — <span class="dc-title">Gets an index of iterators</span></p> </div> <div class="refsect1 description" id="refsect1-appenditerator.getiteratorindex-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">int</span> <span class="methodname"><strong>AppendIterator::getIteratorIndex</strong></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment"> Gets the index of the current inner iterator. </p> </div> <div class="refsect1 parameters" id="refsect1-appenditerator.getiteratorindex-parameters"> <h3 class="title">Parameters</h3> <p class="para">This function has no parameters.</p> </div> <div class="refsect1 returnvalues" id="refsect1-appenditerator.getiteratorindex-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns an <span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>, which is the zero-based index of the current inner iterator. </p> </div> <div class="refsect1 examples" id="refsect1-appenditerator.getiteratorindex-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="appenditerator.getiteratorindex.examples.basic"> <p><strong>Example #1 <span class="methodname"><strong>AppendIterator.getIteratorIndex()</strong></span> basic example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$array_a </span><span style="color: #007700">= new </span><span style="color: #0000BB">ArrayIterator</span><span style="color: #007700">(array(</span><span style="color: #DD0000">'a' </span><span style="color: #007700">=> </span><span style="color: #DD0000">'aardwolf'</span><span style="color: #007700">, </span><span style="color: #DD0000">'b' </span><span style="color: #007700">=> </span><span style="color: #DD0000">'bear'</span><span style="color: #007700">, </span><span style="color: #DD0000">'c' </span><span style="color: #007700">=> </span><span style="color: #DD0000">'capybara'</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">$array_b </span><span style="color: #007700">= new </span><span style="color: #0000BB">ArrayIterator</span><span style="color: #007700">(array(</span><span style="color: #DD0000">'apple'</span><span style="color: #007700">, </span><span style="color: #DD0000">'orange'</span><span style="color: #007700">, </span><span style="color: #DD0000">'lemon'</span><span style="color: #007700">));<br /><br /></span><span style="color: #0000BB">$iterator </span><span style="color: #007700">= new </span><span style="color: #0000BB">AppendIterator</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$iterator</span><span style="color: #007700">-></span><span style="color: #0000BB">append</span><span style="color: #007700">(</span><span style="color: #0000BB">$array_a</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$iterator</span><span style="color: #007700">-></span><span style="color: #0000BB">append</span><span style="color: #007700">(</span><span style="color: #0000BB">$array_b</span><span style="color: #007700">);<br /><br />foreach (</span><span style="color: #0000BB">$iterator </span><span style="color: #007700">as </span><span style="color: #0000BB">$key </span><span style="color: #007700">=> </span><span style="color: #0000BB">$current</span><span style="color: #007700">) {<br /> echo </span><span style="color: #0000BB">$iterator</span><span style="color: #007700">-></span><span style="color: #0000BB">getIteratorIndex</span><span style="color: #007700">() . </span><span style="color: #DD0000">' ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$key </span><span style="color: #007700">. </span><span style="color: #DD0000">' ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$current </span><span style="color: #007700">. </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> <div class="example-contents"><p>The above example will output:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> 0 a aardwolf 0 b bear 0 c capybara 1 0 apple 1 1 orange 1 2 lemon </pre></div> </div> </div> </p> </div> <div class="refsect1 seealso" id="refsect1-appenditerator.getiteratorindex-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="methodname"><a href="appenditerator.getinneriterator.html" class="methodname" rel="rdfs-seeAlso">AppendIterator::getInnerIterator()</a> - Gets the inner iterator</span></li> <li class="member"> <span class="methodname"><a href="appenditerator.getarrayiterator.html" class="methodname" rel="rdfs-seeAlso">AppendIterator::getArrayIterator()</a> - Gets the ArrayIterator</span></li> </ul> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="appenditerator.getinneriterator.html">AppendIterator::getInnerIterator</a></div> <div class="next" style="text-align: right; float: right;"><a href="appenditerator.key.html">AppendIterator::key</a></div> <div class="up"><a href="class.appenditerator.html">AppendIterator</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>