(PHP 5 >= 5.1.3, PHP 7)
SimpleXMLElement::addAttribute — Adds an attribute to the SimpleXML element
public SimpleXMLElement::addAttribute ( string $name [, string $value [, string $namespace ]] ) : void
Adds an attribute to the SimpleXML element.
name
The name of the attribute to add.
value
The value of the attribute.
namespace
If specified, the namespace to which the attribute belongs.
No value is returned.
Note:
Listed examples may include
example.php, which refers to the XML string found in the first example of the basic usage guide.
Example #1 Add attributes and children to a SimpleXML element
<?php
include 'example.php';
$sxe = new SimpleXMLElement($xmlstr);
$sxe->addAttribute('type', 'documentary');
$movie = $sxe->addChild('movie');
$movie->addChild('title', 'PHP2: More Parser Stories');
$movie->addChild('plot', 'This is all about the people who make it work.');
$characters = $movie->addChild('characters');
$character = $characters->addChild('character');
$character->addChild('name', 'Mr. Parser');
$character->addChild('actor', 'John Doe');
$rating = $movie->addChild('rating', '5');
$rating->addAttribute('type', 'stars');
echo $sxe->asXML();
?> The above example will output something similar to:
<?xml version="1.0" standalone="yes"?>
<movies type="documentary">
<movie>
<title>PHP: Behind the Parser</title>
<characters>
<character>
<name>Ms. Coder</name>
<actor>Onlivia Actora</actor>
</character>
<character>
<name>Mr. Coder</name>
<actor>El ActÓr</actor>
</character>
</characters>
<plot>
So, this language. It's like, a programming language. Or is it a
scripting language? All is revealed in this thrilling horror spoof
of a documentary.
</plot>
<great-lines>
<line>PHP solves all my web problems</line>
</great-lines>
<rating type="thumbs">7</rating>
<rating type="stars">5</rating>
</movie>
<movie>
<title>PHP2: More Parser Stories</title>
<plot>This is all about the people who make it work.</plot>
<characters>
<character>
<name>Mr. Parser</name>
<actor>John Doe</actor>
</character>
</characters>
<rating type="stars">5</rating>
</movie>
</movies>
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/simplexmlelement.addattribute.php