// Load the HTML document $doc = new DomDocument(); $doc->loadHTML(''); // Get the input element by ID $input = $doc->getElementById('myInput'); // Echo the value of the input field echo $input->getAttribute('value');
// Load the HTML document $doc = new DomDocument(); $doc->loadHTML('In this example, we load an HTML document containing a div element with an ID of "myDiv". We then use the getElementById function to retrieve a reference to this div element, and finally, we modify its nodeValue property to change the content of the div. We then print the modified HTML document. Package/library: PHP's built-in DomDocument library.Hello World'); // Get the div element by ID $div = $doc->getElementById('myDiv'); // Set the content of the div element $div->nodeValue = 'Goodbye World'; // Print the modified HTML document echo $doc->saveHTML();