PHP - Manual: DOMProcessingInstruction

2025-10-24

The DOMProcessingInstruction class

(PHP 5, PHP 7, PHP 8)

简介

This represents a processing instruction (PI) node. These are meant to indicate data areas meant for processing by specific applications.

类摘要

class DOMProcessingInstruction extends DOMNode {

/* 继承的常量 */

public const int DOMNode::DOCUMENT_POSITION_DISCONNECTED = 0x1;

public const int DOMNode::DOCUMENT_POSITION_PRECEDING = 0x2;

public const int DOMNode::DOCUMENT_POSITION_FOLLOWING = 0x4;

public const int DOMNode::DOCUMENT_POSITION_CONTAINS = 0x8;

public const int DOMNode::DOCUMENT_POSITION_CONTAINED_BY = 0x10;

public const int DOMNode::DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC = 0x20;

/* 属性 */

public readonly string $target;

public string $data;

/* 继承的属性 */

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;

/* 方法 */

public __construct(string $name, string $value = "")

/* 继承的方法 */

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::compareDocumentPosition(DOMNode $other): int

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

public DOMNode::__sleep(): array

public DOMNode::__wakeup(): void

}

属性

target: A string representing to what application the data is intended for.
data: Application-specific data.

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The DOMProcessingInstruction class

简介

类摘要

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