Dataset.Next

Syntax

function Dataset.Next(ADataset: pointer): boolean

Alternative Names

Description

Moves the dataset ADataset to the next row, returns TRUE if successful (not EOF), FALSE otherwise.

See also

Example

execute udsblock()

as

declare variable resultbool boolean;

begin

  /* create the data set */

  select employeeid, emp_name, salary, bonus_perc

  from test_data order by employeeid

  as dataset mydata;

  try 

    resultbool = Dataset.BOF(mydata);

    Dataset.Next(mydata);

    Dataset.Next(mydata);

    resultbool = Dataset.BOF(mydata);

    Dataset.Prior(mydata);

    Dataset.Prior(mydata);

    resultbool = Dataset.BOF(mydata);

    Dataset.Next(mydata);

    Dataset.First(mydata);

    resultbool = Dataset.BOF(mydata);

    Dataset.Next(mydata);

    Dataset.Prior(mydata);

    Dataset.Prior(mydata);

    resultbool = Dataset.BOF(mydata);

    Dataset.Last(mydata);

    resultbool = Dataset.EOF(mydata);

    resultint = Dataset.RecordCount(mydata);

  finally

    Dataset.Close(mydata);

  end        

end