The following program is an example of describing the code to sort the existing text file "c:\sortin.txt" of which the maximum record length is 120 bytes in ascending order to make the ASCII code in 10 bytes from the 20th byte of the record as a key field and output the result to the text file "c:\sortout.txt".
Private Sub Command1_Click()
'Specify not to display the error message.
PowerBSORT1.DispMessage = False
'The sort processing is specified.
PowerBSORT1.DisposalNumber = 0
'The field is specified in the column position.
PowerBSORT1.FieldDefinition = 1
'The input file name is specified.
PowerBSORT1.InputFiles = "c:\sortin.txt"
'Text is specified for each input file type.
PowerBSORT1.InputFileType = 0
'The output file name is specified.
PowerBSORT1.OutputFile = "c:\sortout.txt
'Text is specified for each output file type.
PowerBSORT1.OutputFileType = 0
'ASCII code in 10 bytes from the 20th byte of the record is
'specified to be sorted in ascending order as a key field.
PowerBSORT1.KeyCmdStr = "19.10asca"
'The maximum record length is 120 bytes.
PowerBSORT1.MaxRecordLength = 120
'DLL of PowerBSORT is called and executed.
PowerBSORT1.Action
'Processing for when an error is found.
if PowerBSORT1.ErrorCode <> 0 Then
Msgbox "An error was found in PowerBSORT." & " ErrorDetail=" & PowerBSORT1.ErrorDetail
Exit Sub
End If
End Sub