PHP | DOMDocument saveHTMLFile() Function

The DOMDocument::saveHTMLFile() function is an inbuilt function in PHP which is used to create an HTML document from the DOM representation. This function is used after creating the dom document.

Syntax:

int DOMDocument::saveHTMLFile( string $filename )

Parameters: This function accepts single parameter $filename which holds the path to save the HTML document.

Return Value: This function returns the number of bytes on success or FALSE on failure.

Below program illustrates the DOMDocument::saveHTMLFile() function in PHP:



Program:

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<?php
  
// Create a new DOMDocument
$domDocument = new DOMDocument('1.0');
  
// Create a root element
$root = $domDocument->createElement('html');
  
// Append the element to the document as root element
$root = $domDocument->appendChild($root);
  
// Create a head element
$head = $domDocument->createElement('head');
  
// Append the element to the document
// as child element
$head = $root->appendChild($head);
  
// Create a title element
$title = $domDocument->createElement('title');
  
// Append the element to the document
// as child element
$title = $head->appendChild($title);
  
// Create a text node
$text = $domDocument->createTextNode(
        'DOMDocument::saveHTML() function');
          
// Add the text node the the title element
$text = $title->appendChild($text);
  
// Create a body element
$body = $domDocument->createElement('body');
  
// Append the element to the document
// as child element
$body = $root->appendChild($body);
  
// Create a heading element
$h1 = $domDocument->createElement('h1');
  
// Append the element to the document
$h1 = $body->appendChild($h1);
  
// Create a text node
$text = $domDocument->createTextNode('GeeksforGeeks');
  
// Add the text node to the heading element
$text = $h1->appendChild($text);
  
// Create a heading element
$h2 = $domDocument->createElement('h2');
  
// Append the element to the document
$h2 = $body->appendChild($h2);
  
// Create a text node
$text = $domDocument->createTextNode(
            'DOMDocument::saveHTML() function');
              
// Add the text node to the heading element
$text = $h2->appendChild($text);
  
// Use saveHTMLFile() function to save
// an HTML document
$domDocument->saveHTMLFile('gfg.html');
  
echo "HTML file saved successfully";
  
?>

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Output:

HTML file saved successfully

The content of saved HTML file gfg.html:

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<html>
<head>
    <meta http-equiv="Content-Type" 
            content="text/html; charset=UTF-8">
          
    <title>DOMDocument::saveHTML() function</title>
</head>
<body>
    <h1>GeeksforGeeks</h1>
    <h2>DOMDocument::saveHTML() function</h2>
</body>
</html>

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Reference: https://www.php.net/manual/en/domdocument.savehtmlfile.php




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