Optimize spreadsheets in a PDF file

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This optimization allows to reduce the output file size by setting up border lines. Besides that, it removes the Arial and Times New Roman characters of 32-127 codes.

The default value is false.

The following code snippet shows how to optimize spreadsheets in a PDF file:

using GroupDocs.Viewer;
using GroupDocs.Viewer.Options;
using GroupDocs.Viewer.Domain.Documents.PostProcessing.Pdf.Optimization;
// ...

using (var viewer = new Viewer("invoice.xlsx"))
    PdfViewOptions viewOptions = new PdfViewOptions();
    viewOptions.PdfOptimizationOptions = new PdfOptimizationOptions 
        OptimizeSpreadsheets = true


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