--TEST--
Manually call __construct() - processing instruction variation
--EXTENSIONS--
dom
--FILE--
<?php

$pi = new DOMProcessingInstruction('name1', 'value1');
var_dump($pi->target, $pi->data);
$pi->__construct('name2', 'value2');
var_dump($pi->target, $pi->data);

$doc = new DOMDocument();
$doc->loadXML(<<<XML
<?xml version="1.0"?>
<container/>
XML);
$doc->documentElement->appendChild($pi);
echo $doc->saveXML();

$pi->__construct('name3', 'value3');
$doc->documentElement->appendChild($pi);
echo $doc->saveXML();

?>
--EXPECT--
string(5) "name1"
string(6) "value1"
string(5) "name2"
string(6) "value2"
<?xml version="1.0"?>
<container><?name2 value2?></container>
<?xml version="1.0"?>
<container><?name2 value2?><?name3 value3?></container>