关于extjs4如何获取grid修改后的数据的问题

　　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