Kendo网格在onBeforeEdit和onCellClose事件中编辑单元格值

Question

如何在onBeforeEdit事件和onCellClose事件中获取剑道网格当前的编辑单元格值？

function onBeforeEdit(e) {

    //I need Current Edit Cell Value
}

function onCellClose(e) {

    //I need Current Edit Cell Value
}