The XMLDOMProcessingInstruction object represents a processing instruction, which XML defines to keep processor-specific information in the text of the document.
attributes , baseName , childNodes , data , dataType , definition , firstChild , lastChild , namespaceURI , nextSibling , nodeName , nodeType , nodeTypedValue , nodeTypeString , nodeValue , ownerDocument , parentNode , parsed , prefix , previousSibling , specified , target , text , xml
appendChild , cloneNode , hasChildNodes , insertBefore , removeChild , replaceChild , selectNodes , selectSingleNode , transformNode , transformNodeToObject