The DOMElement class

    (PHP 5, PHP 7, PHP 8)

    Class synopsis

    class DOMElement extends DOMNode implements DOMParentNode, DOMChildNode {
    /* Properties */
    public readonly string $tagName;
    public string $className;
    public string $id;
    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 ?DOMElement $parentElement;
    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 bool $isConnected;
    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 $namespace = "")
    public after(DOMNode|string ...$nodes): void
    public append(DOMNode|string ...$nodes): void
    public before(DOMNode|string ...$nodes): void
    public getAttribute(string $qualifiedName): string
    public getAttributeNames(): array
    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 insertAdjacentElement(string $where, DOMElement $element): ?DOMElement
    public insertAdjacentText(string $where, string $data): void
    public prepend(DOMNode|string ...$nodes): void
    public remove(): void
    public removeAttribute(string $qualifiedName): bool
    public removeAttributeNode(DOMAttr $attr): DOMAttr|false
    public removeAttributeNS(?string $namespace, string $localName): void
    public replaceChildren(DOMNode|string ...$nodes): void
    public replaceWith(DOMNode|string ...$nodes): 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
    public toggleAttribute(string $qualifiedName, ?bool $force = null): bool
    /* 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::contains(DOMNode|DOMNameSpaceNode|null $other): bool
    public DOMNode::getLineNo(): int
    public DOMNode::getNodePath(): ?string
    public DOMNode::getRootNode(?array $options = null): DOMNode
    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::isEqualNode(?DOMNode $otherNode): 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

    className

    A string representing the classes of the element separated by spaces

    id

    The element ID

    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.

    Notes

    Note:

    The DOM extension uses UTF-8 encoding. Use mb_convert_encoding(), UConverter::transcode(), or iconv() to handle other encodings.

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