Field Width.
[Visual Basic .NET] Public Function get_FieldWidth ( _ ByVal fieldName As String _ ) As Integer
[Visual Basic .NET] Public Sub set_FieldWidth ( _ ByVal fieldName As String, _ ByVal pFieldWidth As Integer _ )
[C#] public int get_FieldWidth ( string fieldName );
[C#] public void set_FieldWidth ( string fieldName, int pFieldWidth );
Product Availability
Available with ArcGIS Desktop.