PHP Manual
DOM
The DOMElement class

The DOMElement class

(PHP 5, PHP 7, PHP 8)

Class synopsis

class DOMElement extends DOMNode implements DOMParentNode, DOMChildNode {

/* Properties */

public readonly string $tagName;

public readonly mixed $schemaTypeInfo = null;

public readonly ?DOMElement $firstElementChild;

public readonly ?DOMElement $lastElementChild;

public readonly int $childElementCount;

public readonly ?DOMElement $previousElementSibling;

public readonly ?DOMElement $nextElementSibling;

/* Inherited properties */

public readonly string $nodeName;

public ?string $nodeValue;

public readonly int $nodeType;

public readonly ?DOMNode $parentNode;

public readonly DOMNodeList $childNodes;

public readonly ?DOMNode $firstChild;

public readonly ?DOMNode $lastChild;

public readonly ?DOMNode $previousSibling;

public readonly ?DOMNode $nextSibling;

public readonly ?DOMNamedNodeMap $attributes;

public readonly ?DOMDocument $ownerDocument;

public readonly ?string $namespaceURI;

public string $prefix;

public readonly ?string $localName;

public readonly ?string $baseURI;

public string $textContent;

/* Methods */

public __construct(string $qualifiedName, ?string $value = null, string $namespace = "")

public getAttribute(string $qualifiedName): string

public getAttributeNode(string $qualifiedName): DOMAttr|DOMNameSpaceNode|false

public getAttributeNodeNS(?string $namespace, string $localName): DOMAttr|DOMNameSpaceNode|null

public getAttributeNS(?string $namespace, string $localName): string

public getElementsByTagName(string $qualifiedName): DOMNodeList

public getElementsByTagNameNS(?string $namespace, string $localName): DOMNodeList

public hasAttribute(string $qualifiedName): bool

public hasAttributeNS(?string $namespace, string $localName): bool

public removeAttribute(string $qualifiedName): bool

public removeAttributeNode(DOMAttr $attr): DOMAttr|false

public removeAttributeNS(?string $namespace, string $localName): void

public setAttribute(string $qualifiedName, string $value): DOMAttr|bool

public setAttributeNode(DOMAttr $attr): DOMAttr|null|false

public setAttributeNodeNS(DOMAttr $attr): DOMAttr|null|false

public setAttributeNS(?string $namespace, string $qualifiedName, string $value): void

public setIdAttribute(string $qualifiedName, bool $isId): void

public setIdAttributeNode(DOMAttr $attr, bool $isId): void

public setIdAttributeNS(string $namespace, string $qualifiedName, bool $isId): void

/* Inherited methods */

public DOMNode::appendChild(DOMNode $node): DOMNode|false

public DOMNode::C14N(
    bool $exclusive = false,
    bool $withComments = false,
    ?array $xpath = null,
    ?array $nsPrefixes = null
): string|false

public DOMNode::C14NFile(
    string $uri,
    bool $exclusive = false,
    bool $withComments = false,
    ?array $xpath = null,
    ?array $nsPrefixes = null
): int|false

public DOMNode::cloneNode(bool $deep = false): DOMNode|false

public DOMNode::getLineNo(): int

public DOMNode::getNodePath(): ?string

public DOMNode::hasAttributes(): bool

public DOMNode::hasChildNodes(): bool

public DOMNode::insertBefore(DOMNode $node, ?DOMNode $child = null): DOMNode|false

public DOMNode::isDefaultNamespace(string $namespace): bool

public DOMNode::isSameNode(DOMNode $otherNode): bool

public DOMNode::isSupported(string $feature, string $version): bool

public DOMNode::lookupNamespaceUri(string $prefix): string

public DOMNode::lookupPrefix(string $namespace): ?string

public DOMNode::normalize(): void

public DOMNode::removeChild(DOMNode $child): DOMNode|false

public DOMNode::replaceChild(DOMNode $node, DOMNode $child): DOMNode|false

}

Properties

childElementCount: The number of child elements.
firstElementChild: First child element or null.
lastElementChild: Last child element or null.
nextElementSibling: The next sibling element or null.
previousElementSibling: The previous sibling element or null.
schemaTypeInfo: Not implemented yet, always return null
tagName: The element name

Changelog

Version	Description
8.0.0	The `firstElementChild`, `lastElementChild`, `childElementCount`, `previousElementSibling`, and `nextElementSibling` properties have been added.
8.0.0	DOMElement implements DOMParentNode and DOMChildNode now.