GroupDocsGists

// For complete examples and data files, please go to https://github.com/groupdocs-viewer/GroupDocs.Viewer-for-.NET
// Setup GroupDocs.Viewer config
ViewerConfig config = Utilities.GetConfigurations();

// Create ViewerHandler
ViewerHtmlHandler htmlHandler = new ViewerHtmlHandler(config);
// Set guid
string guid = DocumentName;

// Set html options to render hidden sheets (do same while using ImageOptions)

GroupDocsGists

// Setup GroupDocs.Viewer config
 ViewerConfig config = Utilities.GetConfigurations();
 
 ViewerHtmlHandler htmlHandler = new ViewerHtmlHandler(config);
 
 // File guid
 string guid = DocumentName;
 
 // Set html options to show grid lines
 HtmlOptions options = new HtmlOptions();

GroupDocsGists

// 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;

GroupDocsGists

// For complete examples and data files, please go to https://github.com/groupdocs-viewer/GroupDocs.Viewer-for-.NET
ViewerConfig config = Utilities.GetConfigurations();

// Create html handler
ViewerHtmlHandler htmlHandler = new ViewerHtmlHandler(config);
string guid = DocumentName;

// Set Cells options to ignore empty rows
HtmlOptions options = new HtmlOptions();
options.CellsOptions.IgnoreEmptyRows = true; // default value is false

GroupDocsGists

ViewerConfig config = new ViewerConfig();
config.StoragePath = "D:/Storage";
config.UseCache = true;

ViewerHtmlHandler htmlHandler = new ViewerHtmlHandler(config);

string guid = "input.xlsx";

List<PageHtml> Pages = htmlHandler.GetPages(guid); 

GroupDocsGists

' For complete examples and data files, please go to https://github.com/groupdocs-watermark/GroupDocs.Watermark-for-.NET
Using doc = Document.Load(Utilities.MapSourceFilePath(DocFilePath))
    ' Search for hyperlinks only.
    doc.SearchableObjects.PdfSearchableObjects = PdfSearchableObjects.Hyperlinks

    ' The code for working with found watermarks goes here.
    Dim watermarks = doc.FindWatermarks()
End Using

GroupDocsGists

// For complete examples and data files, please go to https://github.com/groupdocs-watermark/GroupDocs.Watermark-for-.NET
using (var doc = Document.Load(Utilities.MapSourceFilePath(DocFilePath)))
{
    // Search for hyperlinks only.
    doc.SearchableObjects.PdfSearchableObjects = PdfSearchableObjects.Hyperlinks;
    var watermarks = doc.FindWatermarks();

    // The code for working with found watermarks goes here.
}

GroupDocsGists

' For complete examples and data files, please go to https://github.com/groupdocs-watermark/GroupDocs.Watermark-for-.NET
Document.DefaultSearchableObjects = New SearchableObjects() With { _
     .WordsSearchableObjects = WordsSearchableObjects.Hyperlinks Or WordsSearchableObjects.Text, _
     .CellsSearchableObjects = CellsSearchableObjects.HeadersFooters, _
     .SlidesSearchableObjects = SlidesSearchableObjects.SlidesBackgrounds Or SlidesSearchableObjects.Shapes, _
     .DiagramSearchableObjects = DiagramSearchableObjects.None, _
     .PdfSearchableObjects = PdfSearchableObjects.All _
}

For Each file As Object In Directory.GetFiles("D:\files")

GroupDocsGists

// For complete examples and data files, please go to https://github.com/groupdocs-watermark/GroupDocs.Watermark-for-.NET
Document.DefaultSearchableObjects = new SearchableObjects
{
    WordsSearchableObjects = WordsSearchableObjects.Hyperlinks | WordsSearchableObjects.Text,
    CellsSearchableObjects = CellsSearchableObjects.HeadersFooters,
    SlidesSearchableObjects = SlidesSearchableObjects.SlidesBackgrounds | SlidesSearchableObjects.Shapes,
    DiagramSearchableObjects = DiagramSearchableObjects.None,
    PdfSearchableObjects = PdfSearchableObjects.All
};

GroupDocsGists

' For complete examples and data files, please go to https://github.com/groupdocs-watermark/GroupDocs.Watermark-for-.NET
Dim publicKey As String = "[Your Dynabic.Metered public key]"
Dim privateKey As String = "[Your Dynabic.Metered private key]"

Dim metered As New Metered()
metered.SetMeteredKey(publicKey, privateKey)
' Use the library in licensed mode