GroupDocs.Signature provides BarcodeSignature class to manipulate barcode signatures and delete them from the documents over Delete method. Please be aware that Delete method modifies the same document that was passed to constructor of Signature class.
Here are the steps to delete Barcode signature from the document with GroupDocs.Signature:
Create new instance of Signature class and pass source document path as a constructor parameter;
Select from list BarcodeSignature object(s) that should be removed from the document;
Call Signature object Delete method and pass one or several signatures to it.
This example shows how to delete Barcode signature that was found using Search method.
using(Signaturesignature=newSignature("signed.docx")){BarcodeSearchOptionsoptions=newBarcodeSearchOptions();// search for Barcode signatures in documentList<BarcodeSignature>signatures=signature.Search<BarcodeSignature>(options);if(signatures.Count>0){BarcodeSignaturebarcodeSignature=signatures[0];boolresult=signature.Delete(barcodeSignature);if(result){Console.WriteLine($"Signature with Barcode '{barcodeSignature.Text}' and encode type '{barcodeSignature.EncodeType.TypeName}' was deleted from document ['{fileName}'].");}else{Console.WriteLine($"Signature was not deleted from the document! Signature with Barcode '{barcodeSignature.Text}' and encode type '{barcodeSignature.EncodeType.TypeName}' was not found!");}}}
Advanced Usage Topics
To learn more about document eSign features, please refer to the advanced usage section.
More resources
GitHub Examples
You may easily run the code above and see the feature in action in our GitHub examples: