// For complete examples and data files, please go to https://github.com/groupdocs-viewer/GroupDocs.Viewer-for-.NET
// get Configurations
ViewerConfig config = Utilities.GetConfigurations();
// create html handler
ViewerHtmlHandler htmlHandler = new ViewerHtmlHandler(config);
// guid implies that unique document name
string guid = DocumentName;
// instantiate the HtmlOptions object
HtmlOptions options = new HtmlOptions();
// set starting page number
options.PageNumber = 2;
options.CountPagesToRender = 2;
// to get html representations of pages with embedded resources
options.IsResourcesEmbedded = true;
// get document pages in html form
List<PageHtml> pages = htmlHandler.GetPages(guid, options);
foreach (PageHtml page in pages)
{
// save each page at disk
Utilities.SaveAsHtml(page.PageNumber + "_" + DocumentName, page.HtmlContent);
}