The identifier or index of the ending column of the selection range. It can be either a string representing the column's field name or a numeric index.
The identifier or index of the starting column of the selection range. It can be either a string representing the column's field name or a numeric index.
The index of the ending row of the selection range.
The index of the starting row of the selection range.
Represents a range selection between certain rows and columns of the grid. Range selection can be made either through drag selection or through keyboard selection.