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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)

public void UpdateRowErrorText(
	int rowIndexStart,
	int rowIndexEnd
)

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, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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