Question about how extjs4 obtains the modified data of grid_extjs

下面是API的描述。可以获取各种值。

e : Object

An edit event with the following properties:
•grid - The grid
•record - The record that was edited
•field - The field name that was edited
•value - The value being set
•originalValue - The original value for the field, before the edit.
•row - The grid table row
•column - The grid Column defining the column that was edited.
•rowIdx - The row index that was edited
•colIdx - The column index that was edited