To take the sum from a DataGridView in vb.net
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Public Sub UPDATE_TOTAL_PRICE()
PRICE_LABEL.Text = FIND_TOT_PRICE()
End Sub
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Public Function FIND_TOT_PRICE() As Double
Dim TOTAL_SUM As Double = 0
Try
For Each dtRow As DataGridViewRow In DataGridView1.Rows
TOTAL_SUM += CType(dtRow.Cells(4).Value, Double)
Next
Catch ex As Exception
'MessageBox.Show(ex.Message)
Return TOTAL_SUM
End Try
Return TOTAL_SUM
End Function
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