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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head>  <title>New Classes</title>  <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="migration52.new-extensions.html">New Extensions</a></div> <div class="next" style="text-align: right; float: right;"><a href="migration52.global-constants.html">New Global Constants</a></div> <div class="up"><a href="migration52.html">Migrating from PHP 5.1.x to PHP 5.2.x</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="migration52.classes" class="section">  <h2 class="title">New Classes</h2>  <p class="para">   The following classes were introduced in PHP 5.2.0:  </p>  <ul class="itemizedlist">   <li class="listitem">    <span class="simpara">     <a href="ref.datetime.html" class="link">DateTime</a>    </span>   </li>   <li class="listitem">    <span class="simpara">     <a href="ref.datetime.html" class="link">DateTimeZone</a>    </span>   </li>   <li class="listitem">    <span class="simpara">     RegexIterator - extends <a href="class.filteriterator.html" class="classname">FilterIterator</a>;     implements <b class="classname">Iterator</b>, <b class="classname">Traversable</b>,     <b class="classname">OuterIterator</b>    </span>    <span class="simpara">     Constants:    </span>    <ul class="itemizedlist">     <li class="listitem">      <span class="simpara">       <b><tt>RegexIterator::ALL_MATCHES</tt></b>      </span>     </li>     <li class="listitem">      <span class="simpara">       <b><tt>RegexIterator::GET_MATCH</tt></b>      </span>     </li>     <li class="listitem">      <span class="simpara">       <b><tt>RegexIterator::MATCH</tt></b>      </span>     </li>     <li class="listitem">      <span class="simpara">       <b><tt>RegexIterator::REPLACE</tt></b>      </span>     </li>     <li class="listitem">      <span class="simpara">       <b><tt>RegexIterator::SPLIT</tt></b>      </span>     </li>     <li class="listitem">      <span class="simpara">       <b><tt>RegexIterator::USE_KEY</tt></b>      </span>     </li>    </ul>    <span class="simpara">     Properties:    </span>    <ul class="itemizedlist">     <li class="listitem">      <span class="simpara">       public <span class="property">replacement</span>      </span>     </li>    </ul>    <span class="simpara">     Methods:    </span>    <ul class="itemizedlist">     <li class="listitem">      <span class="simpara">       RegexIterator::__construct(Iterator it, string regex [, int mode [, int flags [, int preg_flags]]])       - Create an <i>RegexIterator</i> from another iterator and a regular expression      </span>     </li>     <li class="listitem">      <span class="simpara">       bool RegexIterator::accept()       - Match (string)current() against regular expression      </span>     </li>     <li class="listitem">      <span class="simpara">       bool RegexIterator::getFlags()       - Returns current operation flags      </span>     </li>     <li class="listitem">      <span class="simpara">       bool RegexIterator::getMode()       - Returns current operation mode      </span>     </li>     <li class="listitem">      <span class="simpara">       bool RegexIterator::getPregFlags()       - Returns current PREG flags (if in use or <b><tt>NULL</tt></b>)      </span>     </li>     <li class="listitem">      <span class="simpara">       bool RegexIterator::setFlags(int new_flags)       - Set operation flags      </span>     </li>     <li class="listitem">      <span class="simpara">       bool RegexIterator::setMode(int new_mode)       - Set new operation mode      </span>     </li>     <li class="listitem">      <span class="simpara">       bool RegexIterator::setPregFlags(int new_flags)       - Set PREG flags      </span>     </li>    </ul>   </li>   <li class="listitem">    <span class="simpara">     RecursiveRegexIterator    </span>    <span class="simpara">     Constants:    </span>    <ul class="itemizedlist">     <li class="listitem">      <span class="simpara">       <b><tt>RecursiveRegexIterator::ALL_MATCHES</tt></b>      </span>     </li>     <li class="listitem">      <span class="simpara">       <b><tt>RecursiveRegexIterator::GET_MATCH</tt></b>      </span>     </li>     <li class="listitem">      <span class="simpara">       <b><tt>RecursiveRegexIterator::MATCH</tt></b>      </span>     </li>     <li class="listitem">      <span class="simpara">       <b><tt>RecursiveRegexIterator::REPLACE</tt></b>      </span>     </li>     <li class="listitem">      <span class="simpara">       <b><tt>RecursiveRegexIterator::SPLIT</tt></b>      </span>     </li>     <li class="listitem">      <span class="simpara">       <b><tt>RecursiveRegexIterator::USE_KEY</tt></b>      </span>     </li>    </ul>    <span class="simpara">     Methods:    </span>    <ul class="itemizedlist">     <li class="listitem">      <span class="simpara">       RecursiveRegexIterator::__construct(RecursiveIterator it, string regex [, int mode [, int flags [, int preg_flags]]])       - Create an <i>RecursiveRegexIterator</i> from another recursive iterator and       a regular expression      </span>     </li>     <li class="listitem">      <span class="simpara">       RecursiveRegexIterator RecursiveRegexIterator::getChildren()       - Return the inner iterator&#039;s children contained in a       <i>RecursiveRegexIterator</i>      </span>     </li>     <li class="listitem">      <span class="simpara">       bool RecursiveRegexIterator::hasChildren()       - Check whether the inner iterator&#039;s current element has children      </span>     </li>    </ul>   </li>  </ul> </div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; 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