The DOMProcessingInstruction class

(PHP 5, PHP 7, PHP 8)

Introduction

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

Class synopsis

class DOMProcessingInstruction extends DOMNode {

/* Inherited constants */

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;

/* Properties */

public readonly string $target ;

public string $data ;

/* 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 $name, string $value = "")

/* 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