In hierarchical grid scenario, we can get parent row's KeyValue from child table.

This topic will show you how to obtain parent's row KeyValue.

To obtain parent row's KeyValue in WebGrid

Drag WebGrid instance into the WebForm.
Add a client side function on your code.
You can obtain parent's row KeyValue by simply using:

JavaScript

Copy Code

function GetParentRow()
{
   var grid = ISGetObject("WebGrid1");
   var selObj = grid.GetSelectedObject();
   var row = selObj.GetRowObject();
   if (row.Table.IsRootTable)
      alert("Please select a child row");
   else
   {
      var parentRow = row.GetParentRow(); // get the parent row of this child
      alert("The parent row of this order is: " + parentRow.KeyValue); 
   }
}

Intersoft WebGrid Documentation
How-to: Get parent row's KeyValue
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To obtain parent row's KeyValue in WebGrid

See Also