DOMImplementation->createDocument()DOMImplementation->createDocumentType()
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DOMImplementation->createDocumentType() — Creates an empty DOMDocumentType object
Description
Creates an empty DOMDocumentType object. Entity declarations and notations are not made available. Entity reference expansions and default attribute additions do not occur.
Parameters
- qualifiedName
-
The qualified name of the document type to create.
- publicId
-
The external subset public identifier.
- systemId
-
The external subset system identifier.
Return Values
A new DOMDocumentType node with its ownerDocument set to NULL.
Παραδείγματα
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();
?>
The above example will output:
<?xml version="1.0" encoding="UTF-8" standalone="no"?> <!DOCTYPE graph SYSTEM "graph.dtd"> <graph/>
Errors/Exceptions
- DOM_NAMESPACE_ERR
-
Raised if there is an error with the namespace, as determined by qualifiedName .
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User Contributed NotesDOMImplementation->createDocumentType()