Search for Barcode e-signatures

GroupDocs.Signature provides an easy and straightforward way to find all Barcode signatures that are present in a document.
For the most simpler use case - just find all Barcode signatures within documentΒ its only needed to instantiateΒ BarcodeSearchOptionsΒ class and pass it toΒ SearchΒ method.

Here are the exact steps to search for Barcode signatures within the document with GroupDocs.Signature:

This example shows how to search for Barcode signature in the document.

using (Signature signature = new Signature("sample.pdf"))
{
        // search for signatures in document
        List<BarcodeSignature> signatures = signature.Search<BarcodeSignature>(SignatureType.Barcode);

        Console.WriteLine("\nSource document contains following signatures.");
        foreach (var barcodeSignature in signatures)
        {
            Console.WriteLine("Barcode signature found at page {0} with type {1} and text {2}",
                barcodeSignature.PageNumber, barcodeSignature.EncodeType, barcodeSignature.Text);
        }
}

Advanced Usage Topics

To learn more about document eSign features, please refer to theΒ advanced usage section.

More resources

GitHub Examples

You may easily run the code above and see the feature in action in ourΒ GitHub examples:

Free Online Apps

Along with the full-featured .NET library, we provide simple but powerful free online apps.

To sign PDF, Word, Excel, PowerPoint, and other documents you can use the online apps from the GroupDocs.Signature App Product Family.