Returns range data defined to the given range object.
getRangeData(range, [extra])
range object, range object
extra boolean, optional, indicates if to return extra information
Returns two-dimentional array.

Description

The first argument range is a two dimentional array that defines a range. The following is an example of such array: The second argument extra indicates if you want to return plain grid data for the range or data with some extra information (recid, index, column_index and record).
If you have grid defined in the following way: You can get the record: