Reference Guide
GdPicture14 Namespace / GdPictureImaging Class / TwainBarCodeGetValue Method
The barcode number. Must be value between 1 and the number of detected barcodes.





In This Topic
    TwainBarCodeGetValue Method (GdPictureImaging)
    In This Topic
    Returns the text of a bar code found on the last acquired image.
    Syntax
    'Declaration
     
    
    Public Function TwainBarCodeGetValue( _
       ByVal BarCodeNo As Integer _
    ) As String
    public string TwainBarCodeGetValue( 
       int BarCodeNo
    )
    public function TwainBarCodeGetValue( 
        BarCodeNo: Integer
    ): String; 
    public function TwainBarCodeGetValue( 
       BarCodeNo : int
    ) : String;
    public: string* TwainBarCodeGetValue( 
       int BarCodeNo
    ) 
    public:
    String^ TwainBarCodeGetValue( 
       int BarCodeNo
    ) 

    Parameters

    BarCodeNo
    The barcode number. Must be value between 1 and the number of detected barcodes.

    Return Value

    The barcode text.
    Remarks
    Before using this method make sure that the barcode detection was enabled by the TwainSetBarcodeDetection() method. Use the TwainBarCodeGetCount() method to determine how many barcodes have been detected on the last acquired image.
    See Also