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Get the last error message when create the barcode. When you call BarCodeWriterPreview or BarCodeWriterSave or BarCodeWriterSaveHBITMAP methods, you can get the last error message if something is wrong.
Public Function BarCodeWriterGetErrorMessage() as string
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No Parameter
Return Value
Return the last error message.
Example
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Visual Basic Syntax
ImageViewer1.BarCodeWriterSetValue "12345"
ImageViewer1.BarCodeWriterSetStandard 0
ImageViewer1.BarCodeWriterSetOutputArea 200, 100
ImageViewer1.BarCodeWriterShowCheckDigit true
ImageViewer1.BarCodeWriterShowText true
ImageViewer1.BarCodeWriterFitToRect true
ImageViewer1.BarCodeWriterSetFontSize 18
ImageViewer1.BarCodeWriterPreview
strError = ImageViewer1.BarCodeWriterGetErrorMessage
If strError <> "" Then
MsgBox strError
Exit Sub
End If
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