DOMProcessingInstruction->__construct() Creates a new DOMProcessingInstruction object &reftitle.description; DOMProcessingInstruction __construct stringname stringvalue Creates a new DOMProcessingInstruction object. This object is read only. It may be appended to a document, but additional nodes may not be appended to this node until the node is associated with a document. To create a writeable node, use . &reftitle.parameters; name The tag name of the processing instruction. value The value of the processing instruction. &reftitle.examples; appendChild(new DOMElement('html')); $body = $html->appendChild(new DOMElement('body')); $pinode = new DOMProcessingInstruction('php', 'echo "Hello World"; '); $body->appendChild($pinode); echo $dom->saveXML(); ?> ]]> &example.outputs; ]]> &reftitle.seealso;