Gets barcode content by specified index.
Namespace: Dynamsoft.DotNet.TWAINAssembly: DynamicDotNetTWAIN (in DynamicDotNetTWAIN.dll) Version: 3.0.0.0 (3.0.0.0)
Syntax
| C# |
|---|
public string GetBarcodeText( int barcodeIndex ) |
| Visual Basic |
|---|
Public Function GetBarcodeText ( _ barcodeIndex As Integer _ ) As String |
Parameters
- barcodeIndex
- Type: System..::..Int32
Specifies the index of barcode in image. The index is 0-based.
Return Value
Barcode content.
Remarks
An empty string will be returned, if the Source doesn't support barcode detection or the image data doesn't contain barcode.
GetBarcodeText method, along with other properties about information of the current image, is valid only in OnPostTransfer event.
Exceptions
| Exception | Condition |
|---|---|
| Dynamsoft.DotNet.TWAIN..::..TwainException | When an error occurs and IfThrowException property is true, an exception will be thrown. When IfThrowException property is false, please check ErrorCode and ErrorString. |