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specifies the type of the classic conditional formatting rule.
public enum ClassicCfRuleType
  Public Enum ClassicCfRuleType
  | Name | Description | 
|---|---|
| Average | This conditional formatting rule highlights cells that are above or below the average for all values in the range.  | 
      
| BeginsWith | This conditional formatting rule highlights cells in the range that begin with the given text.  | 
      
| CellIs | This conditional formatting rule compares a cell value to a formula calculated result, using an operator.  | 
      
| ContainsBlank | This conditional formatting rule highlights cells that are completely blank.  | 
      
| ContainsErrors | This conditional formatting rule highlights cells with formula errors.  | 
      
| ContainsNoBlank | This conditional formatting rule highlights cells that are not blank.  | 
      
| ContainsNoErrors | This conditional formatting rule highlights cells without formula errors.  | 
      
| ContainsNoText | This conditional formatting rule highlights cells that do not contain given text.  | 
      
| ContainsText | This conditional formatting rule highlights cells containing given text.  | 
      
| DuplicateValues | This conditional formatting rule highlights duplicated values.  | 
      
| EndsWith | This conditional formatting rule highlights cells ending with given text.  | 
      
| Expression | This conditional formatting rule contains a formula to evaluate.  | 
      
| TimePeriod | This conditional formatting rule highlights cells containing dates in the specified time period.  | 
      
| Top10 | This conditional formatting rule highlights cells whose values fall in the top N or bottom N bracket, as specified.  | 
      
| UniqueValues | This conditional formatting rule highlights unique values in the range.  |