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(PHP 5, PHP 7)

DOMProcessingInstruction::__construct Creates a new DOMProcessingInstruction object


public DOMProcessingInstruction::__construct ( string $name [, string $value ] )

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 DOMDocument::createProcessingInstruction.

Elenco dei parametri


The tag name of the processing instruction.


The value of the processing instruction.


Example #1 Creating a new DOMProcessingInstruction object


= new DOMDocument('1.0''UTF-8');
$html $dom->appendChild(new DOMElement('html'));
$body $html->appendChild(new DOMElement('body'));
$pinode = new DOMProcessingInstruction('php''echo "Hello World"; ');


Il precedente esempio visualizzerĂ :

<?xml version="1.0" encoding="UTF-8"?>
<html><body><?php echo "Hello World"; ?></body></html>

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