DOMProcessingInstruction::__construct
(PHP 5, PHP 7, PHP 8)
DOMProcessingInstruction::__construct — Creates a new DOMProcessingInstruction object
Description
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.
Parameters
-
name -
The tag name of the processing instruction.
-
value -
The value of the processing instruction.
Examples
Example #1 Creating a new DOMProcessingInstruction object
<?php
$dom = 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"; ');
$body->appendChild($pinode);
echo $dom->saveXML();
?>
The above example will output:
<?xml version="1.0" encoding="UTF-8"?> <html><body><?php echo "Hello World"; ?></body></html>
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