FormDataSource.prev Method
Definition
Important
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Moves the focus to the previous record in the data source.
public:
override int prev();public override int prev ();override this.prev : unit -> intPublic Overrides Function prev () As IntegerReturns
A non-zero integer if the operation succeeds.
Remarks
This method can be used to iterate through the records of a data source in reverse order. The prev method can be overridden on a form data source. Right-click the Methods node under the data source, point to Override Method, and then click prev.
The following example overrides the prev method on a data source to return the previous record from a different data source.
int prev()
{
return inventTrans_ds.prev();
}