405.Chapter-4-PHP-5.5.slide.php

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        <h2>Version 5.5.0 <small>(20 Jun 2013)</small></h2>
        <ul>
            <li>Added generators and coroutines.</li>
            <li>Added "finally" keyword.</li>
            <li>Added simplified password hashing API.</li>
            <li>Added support for constant array/string dereferencing.</li>
            <li>Added Class Name Resolution As Scalar Via "class" Keyword</li>
            <li>Added support for non-scalar Iterator keys in foreach</li>
        </ul>
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