ListBox.RefreshItem Method
.NET Framework 4
This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.
Refreshes the item contained at the specified index.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
If the DisplayMember property is set and the property in the data source that is assigned to DisplayMember changes, use the RefreshItem method to update the value in the ListBox control.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.