'Declaration Protected Friend Overloads Overridable Function BeginEdit( _ ByVal resource As Resource, _ ByRef errorInfo As DataErrorInfo _ ) As Boolean
protected internal virtual bool BeginEdit( Resource resource, out DataErrorInfo errorInfo )
Note: BeginEdit cannot be called more than once without an intervening call to CancelEdit or EndEdit. Successive BeginEdit calls should result an error and return false.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2