# ValidationOperator ```csharp public enum ValidationOperator ``` Namespace `SharpCell` · package `SharpCell` How a value is compared with a rule's formulas; lists and custom rules do not compare. ## Values | Name | Value | Description | |---|---|---| | `Between` | 0 | From the first formula to the second, both included. | | `NotBetween` | 1 | Less than the first formula or greater than the second. | | `Equal` | 2 | Equal to the first formula. | | `NotEqual` | 3 | Not equal to the first formula. | | `GreaterThan` | 4 | Greater than the first formula. | | `LessThan` | 5 | Less than the first formula. | | `GreaterThanOrEqual` | 6 | Greater than or equal to the first formula. | | `LessThanOrEqual` | 7 | Less than or equal to the first formula. |