MasterDetailEngine.AppendToFile Method (String, MasterDetails[])

Append an array of records to the specified file.

Parameters

fileName

The file path to be written at end.

records

The array of records to write.

Return Value

True if the operation is successful. False otherwise.

Remarks

This method open, seek ends, write and close the file (don't open or close the file before or after to call this method)

Example

You need to define a Selector Method too:

RecordAction ExampleSelector(string record)
{
   if (Char.IsLetter(record[0]))
      return RecordAction.Master;
    else
      return RecordAction.Detail;
}
                      
        

Finally you must to instanciate a MasterDetailEngine and Read/Write files:

MaterDetailEngine engine = new MaterDetailEngine(typeof(Customers), typeof(Orders), new MasterDetailSelector(ExampleSelector));

// to Read use:
MasterDetail[] res = engine.ReadFile("TestIn.txt");

// to Write use:
engine.WriteFile("TestOut.txt", res);

        

See Also

MasterDetailEngine Class | FileHelpers.MasterDetail Namespace | MasterDetailEngine.AppendToFile Overload List

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