Finding DataKey in GridView

[mike]

i'd like to get datakey of GridView So i write code like below
but it wasn't work well. how should i do?
protected void BookGridView_Ro wDataBound(obje ct sender,
GridViewRowEven tArgs e)
{
int tableId = int.Parse(
BookGridView.Da taKeys[e.Row.DataItemI ndex].ToString() );

.....

}

[The CynicalDoctor]

Hello mike,

Once you have specified DataKeyNames, you can retrieve the datakey for the
selected row by simply using - BookGridView.Se lectedValue

Cheers,
Sumeet

i'd like to get datakey of GridView So i write code like below but it
wasn't work well. how should i do?

protected void BookGridView_Ro wDataBound(obje ct sender,
GridViewRowEven tArgs e)
{
int tableId = int.Parse(
BookGridView.Da taKeys[e.Row.DataItemI ndex].ToString() );
.....

}