The Dom\Element class

(PHP 8 >= 8.4.0)

Introduction

Represents an element.

This is the modern, spec-compliant equivalent of DOMElement .

Class synopsis

class Dom\Element extends Dom\Node implements Dom\ParentNode, Dom\ChildNode {

/* Inherited constants */

public const int Dom\Node::DOCUMENT_POSITION_DISCONNECTED = 0x1;

public const int Dom\Node::DOCUMENT_POSITION_PRECEDING = 0x2;

public const int Dom\Node::DOCUMENT_POSITION_FOLLOWING = 0x4;

public const int Dom\Node::DOCUMENT_POSITION_CONTAINS = 0x8;

public const int Dom\Node::DOCUMENT_POSITION_CONTAINED_BY = 0x10;

public const int Dom\Node::DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC = 0x20;

/* Properties */

public readonly ?string $namespaceURI ;

public readonly ?string $prefix ;

public readonly string $localName ;

public readonly string $tagName ;

public string $id ;

public string $className ;

public readonly Dom\TokenList $classList ;

public readonly Dom\NamedNodeMap $attributes ;

public readonly ?Dom\Element $firstElementChild ;

public readonly ?Dom\Element $lastElementChild ;

public readonly int $childElementCount ;

public readonly ?Dom\Element $previousElementSibling ;

public readonly ?Dom\Element $nextElementSibling ;

public string $innerHTML ;

public string $substitutedNodeValue ;

/* Inherited properties */

public readonly int $nodeType ;

public readonly string $nodeName ;

public readonly string $baseURI ;

public readonly bool $isConnected ;

public readonly ?Dom\Document $ownerDocument ;

public readonly ?Dom\Node $parentNode ;

public readonly ?Dom\Element $parentElement ;

public readonly Dom\NodeList $childNodes ;

public readonly ?Dom\Node $firstChild ;

public readonly ?Dom\Node $lastChild ;

public readonly ?Dom\Node $previousSibling ;

public readonly ?Dom\Node $nextSibling ;

public ?string $nodeValue ;

public ?string $textContent ;

/* Methods */

/* Not documented yet */

/* Inherited methods */

/* Not documented yet */

}

Properties

namespaceURI: The namespace URI of the element.
prefix: The namespace prefix of the element.
localName: The local name of the element.
tagName: The HTML-uppercased qualified name of the element.
className: A string representing the classes of the element separated by spaces.
classList: Returns an instance of Dom\TokenList to easily manage the classes on this element.
attributes: Returns an instance of Dom\NamedNodeMap that represents the attributes of this element.
id: Reflects the element ID through the "id" attribute.
firstElementChild: First child element or null .
lastElementChild: Last child element or null .
childElementCount: The number of child elements.
previousElementSibling: The previous sibling element or null .
nextElementSibling: The next sibling element or null .
innerHTML: The inner HTML (or XML for XML documents) of the element.
substitutedNodeValue: The node value with entity substitution enabled.

Notes

Note: The DOM extension uses UTF-8 encoding when working with methods or properties. The parser methods auto-detect the encoding or allow the caller to specify an encoding.

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