How does the DOMDocument() function work in PHP and what is its purpose?

The DOMDocument() function in PHP is used to create a new DOMDocument object, which represents an XML document. This function allows you to manipulate XML documents in PHP, such as creating new elements, modifying existing elements, and generating XML output. It is commonly used for parsing XML data, generating XML documents, and performing various XML-related tasks in PHP. 

// Create a new DOMDocument object
$dom = new DOMDocument();

// Load an XML file
$dom->load('example.xml');

// Manipulate the XML document
// For example, add a new element
$root = $dom->documentElement;
$newElement = $dom->createElement('newElement', 'Hello World');
$root->appendChild($newElement);

// Save the modified XML document
$dom->save('modified_example.xml');

Keywords

DOMDocument PHP function XML parsing

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