<!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>Constructs a new stack implemented using a doubly linked list</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="class.splstack.html">SplStack</a></div> <div class="next" style="text-align: right; float: right;"><a href="splstack.setiteratormode.html">SplStack::setIteratorMode</a></div> <div class="up"><a href="class.splstack.html">SplStack</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="splstack.construct" class="refentry"> <div class="refnamediv"> <h1 class="refname">SplStack::__construct</h1> <p class="verinfo">(PHP 5 >= 5.3.0)</p><p class="refpurpose"><span class="refname">SplStack::__construct</span> — <span class="dc-title">Constructs a new stack implemented using a doubly linked list</span></p> </div> <div class="refsect1 description" id="refsect1-splstack.construct-description"> <h3 class="title">Description</h3> <div class="constructorsynopsis dc-description"> <span class="methodname"><strong>SplStack::__construct()</strong></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment"> This constructs a new empty stack. <blockquote class="note"><p><strong class="note">Note</strong>: <p class="para"> This method automatically sets the iterator mode to SplDoublyLinkedList::IT_MODE_LIFO. </p> </p></blockquote> </p> </div> <div class="refsect1 parameters" id="refsect1-splstack.construct-parameters"> <h3 class="title">Parameters</h3> <p class="para">This function has no parameters.</p> </div> <div class="refsect1 returnvalues" id="refsect1-splstack.construct-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> No value is returned. </p> </div> <div class="refsect1 examples" id="refsect1-splstack.construct-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-3797"> <p><strong>Example #1 <span class="function"><strong>SplStack::__construct()</strong></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$q </span><span style="color: #007700">= new </span><span style="color: #0000BB">SplStack</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">$q</span><span style="color: #007700">[] = </span><span style="color: #0000BB">1</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$q</span><span style="color: #007700">[] = </span><span style="color: #0000BB">2</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$q</span><span style="color: #007700">[] = </span><span style="color: #0000BB">3</span><span style="color: #007700">;<br /><br />foreach (</span><span style="color: #0000BB">$q </span><span style="color: #007700">as </span><span style="color: #0000BB">$elem</span><span style="color: #007700">) {<br /> echo </span><span style="color: #0000BB">$elem</span><span style="color: #007700">.</span><span style="color: #DD0000">"\n"</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> 3 2 1 </pre></div> </div> </div> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="class.splstack.html">SplStack</a></div> <div class="next" style="text-align: right; float: right;"><a href="splstack.setiteratormode.html">SplStack::setIteratorMode</a></div> <div class="up"><a href="class.splstack.html">SplStack</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>