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DataGridView.UpdateRowErrorText Method (Int32, Int32)

Forces the rows in the given range to update their error text.

Namespace:  System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

'Declaration
Public Sub UpdateRowErrorText ( _
	rowIndexStart As Integer, _
	rowIndexEnd As Integer _
)

Parameters

rowIndexStart
Type: System.Int32

The zero-based index of the first row in the set of rows to update.

rowIndexEnd
Type: System.Int32

The zero-based index of the last row in the set of rows to update.

ExceptionCondition
ArgumentOutOfRangeException

rowIndexStart is not in the valid range of 0 to the number of rows in the control minus 1.

-or-

rowIndexEnd is not in the valid range of 0 to the number of rows in the control minus 1.

-or-

rowIndexEnd is less than rowIndexStart.

This method is useful when you maintain row error text yourself by handling the RowErrorTextNeeded event. Call this method when you change the stored error text for the specified rows. This will force the DataGridView control to retrieve the updated text through the RowErrorTextNeeded event handler.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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