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In Grid View, the Edit/Update/Delete feature is an inbuilt one and can be achieved without writing a line of code with the help of Data Source controls.Likewise, the List View control also have inbuilt Edit/Update/Delete feature and additionally, insert feature is also introduced as an inbuilt one.Specify the Layout Template, Item Template, Edit Item Template, Insert Item Template that displays the List View similar to the previous section. To make the implementation simple, i have made it as inline query and it is a good practise to have it as SP's. Thus, we have learnt how to provide edit/update/delete and insert feature for List View Control. Your code can handle this event but your code cannot raise it.It would make more sense just to create a method that does the updating rather than try and raise an event which you are going to handle in a method anyways.When this property is set to the index of an item in the control, that item is displayed in edit mode.
To switch from edit mode to display mode, set this property to -1.A List View Update Event Args object is passed to the event handler, which enables you to determine the index of the current item.It also lets you indicate that the update operation should be canceled.Now click on Edit button you will see the following output.property is set to "Update".) This enables you to perform a custom routine whenever this event occurs, such as canceling the update operation.