Represents a span of continuous text in a TextPattern container.
Assembly: UIAutomationClient (in UIAutomationClient.dll)
A can represent an insertion point, a subset, or all of the text in a TextPattern container.
A will become invalid if one of the following occurs: the text in the TextPattern container changes because of some user activity, or the SetValue method of ValuePattern is used to programmatically change the value of the text in the TextPattern container.
Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.