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PHP DOMDocument createComment () function

Syntax:
DOMComment DOMDocument::createComment (string $data)
Parameters:This function takes one parameter, $data,which contains the content of the comment node.Return Value:This function returns a new DOMComment object on success, or FALSE on error.The following programs illustrate the DOMDocument::createComment() function in PHP:Program 1:  
// Create a new DOMDocument $domDocument = new DOMDocument ( ’1.0’ , ’ iso-8859-1’ );  
// Use the createComment() function to add a new comment node $domComment = $domDocument -> createComment ( ’GeeksforGeeks’ );  
// Add an element to the document $domDocument -> appendChild ( $domComment );  
// Save the XML file and display it echo $domDocument -> saveXML();  
?>
Exit:
 
Program 2:  
// Create a new DOMDocument $domDocument = new DOMDocument ( ’ 1.0’ , ’iso-8859-1’ );  
// Use the createComment() function to add a new comment node $domComment1 = $domDocument -> createComment ( ’Starting XML document file’ ); $domComment2 = $domDocument -> createComment ( ’Ending XML document file’ );  
// Use the createElement() function to add a new element node $domElement1 = $domDocument -> createElement ( ’organization’ ); $domElement2 = $domDocument -> createElement ( ’name’ , ’GeeksforGeeks’ ); $domElement3 = $domDocument -> createElement ( ’address’ , ’Noida’ ); $domElement4 = $domDocument -> createElement ( ’email’ , ’abc @ engineerforengineer.org’ );  
// Add an element to the document $domDocument -> appendChild ( $domComment1 ); $domDocument -> appendChild ( $domElement1 ); $domElement1 -> appendChild ( $domElement2 ); $domElement1 -> appendChild ( $domElement3 ); $domElement1 -> appendChild ( $domElement4 ); $domDocument -> appendChild ( $domComment2 );  
// Save the XML file and display it echo $domDocument -> saveXML();  
?>
Exit:
  < organization > < name > GeeksforGeeks < / name > 
Noida
 < email > [email protected]< / email > < / organization > 
Link: https://www.php.net/ manual / en / domdocument.createcomment.php

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