DOMImplementation::createDocumentType

(PHP 5, PHP 7)

DOMImplementation::createDocumentType Creates an empty DOMDocumentType object

Descrierea

public DOMImplementation::createDocumentType ([ string $qualifiedName = NULL [, string $publicId = NULL [, string $systemId = NULL ]]] ) : DOMDocumentType

Creates an empty DOMDocumentType object. Entity declarations and notations are not made available. Entity reference expansions and default attribute additions do not occur.

Parametri

qualifiedName

The qualified name of the document type to create.

publicId

The external subset public identifier.

systemId

The external subset system identifier.

Valorile întoarse

A new DOMDocumentType node with its ownerDocument set to NULL.

Erori/Excepții

DOM_NAMESPACE_ERR

Raised if there is an error with the namespace, as determined by qualifiedName.

Această metodă poate fi apelată în mod static, dar va emite o eroare E_STRICT.

Exemple

Example #1 Creating a document with an attached DTD

<?php

// Creates an instance of the DOMImplementation class
$imp = new DOMImplementation;

// Creates a DOMDocumentType instance
$dtd $imp->createDocumentType('graph''''graph.dtd');

// Creates a DOMDocument instance
$dom $imp->createDocument(""""$dtd);

// Set other properties
$dom->encoding 'UTF-8';
$dom->standalone false;

// Create an empty element
$element $dom->createElement('graph');

// Append the element
$dom->appendChild($element);

// Retrieve and print the document
echo $dom->saveXML();

?>

Exemplul de mai sus va afișa:

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE graph SYSTEM "graph.dtd">
<graph/>

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