<b>Returns:</b></dt><dd>the string value of the specified PSVI property associated to a <code><a class="el" href="classDOMElement.html" title="By far the vast majority of objects (apart from text) that authors encounter when...">DOMElement</a></code> or <code><a class="el" href="classDOMAttr.html" title="The DOMAttr class refers to an attribute of an XML element.">DOMAttr</a></code>, or null if not available. </dd></dl>

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