## Validation class

Represents data validation.settings.

```go

type Validation struct  {
	ptr unsafe.Pointer
}

```
## Constructors

| Method | Description |
| --- | --- |

## Methods

| Method | Description |
| --- | --- |
|[IsNull](./isnull/) | Checks whether the implementation object is nullptr. | 
|[GetOperator](./getoperator/) | Represents the operator for the data validation. | 
|[SetOperator](./setoperator/) | Represents the operator for the data validation. | 
|[GetAlertStyle](./getalertstyle/) | Represents the validation alert style. | 
|[SetAlertStyle](./setalertstyle/) | Represents the validation alert style. | 
|[GetType](./gettype/) | Represents the data validation type. | 
|[SetType](./settype/) | Represents the data validation type. | 
|[GetInputMessage](./getinputmessage/) | Represents the data validation input message. | 
|[SetInputMessage](./setinputmessage/) | Represents the data validation input message. | 
|[GetInputTitle](./getinputtitle/) | Represents the title of the data-validation input dialog box. | 
|[SetInputTitle](./setinputtitle/) | Represents the title of the data-validation input dialog box. | 
|[GetErrorMessage](./geterrormessage/) | Represents the data validation error message. | 
|[SetErrorMessage](./seterrormessage/) | Represents the data validation error message. | 
|[GetErrorTitle](./geterrortitle/) | Represents the title of the data-validation error dialog box. | 
|[SetErrorTitle](./seterrortitle/) | Represents the title of the data-validation error dialog box. | 
|[GetShowInput](./getshowinput/) | Indicates whether the data validation input message will be displayed whenever the user selects a cell in the data validation range. | 
|[SetShowInput](./setshowinput/) | Indicates whether the data validation input message will be displayed whenever the user selects a cell in the data validation range. | 
|[GetShowError](./getshowerror/) | Indicates whether the data validation error message will be displayed whenever the user enters invalid data. | 
|[SetShowError](./setshowerror/) | Indicates whether the data validation error message will be displayed whenever the user enters invalid data. | 
|[GetIgnoreBlank](./getignoreblank/) | Indicates whether blank values are permitted by the range data validation. | 
|[SetIgnoreBlank](./setignoreblank/) | Indicates whether blank values are permitted by the range data validation. | 
|[GetFormula1_Bool_Bool](./getformula1_bool_bool/) | Gets the value or expression associated with this validation. | 
|[GetFormula2_Bool_Bool](./getformula2_bool_bool/) | Gets the value or expression associated with this validation. | 
|[GetFormula1_Bool_Bool_Int_Int](./getformula1_bool_bool_int_int/) | Gets the value or expression associated with this validation for specific cell. | 
|[GetFormula2_Bool_Bool_Int_Int](./getformula2_bool_bool_int_int/) | Gets the value or expression associated with this validation for specific cell. | 
|[SetFormula1_String_Bool_Bool](./setformula1_string_bool_bool/) | Sets the value or expression associated with this validation. | 
|[SetFormula2_String_Bool_Bool](./setformula2_string_bool_bool/) | Sets the value or expression associated with this validation. | 
|[GetFormula1](./getformula1/) | Represents the value or expression associated with the data validation. | 
|[SetFormula1_String](./setformula1_string/) | Represents the value or expression associated with the data validation. | 
|[GetFormula2](./getformula2/) | Represents the value or expression associated with the data validation. | 
|[SetFormula2_String](./setformula2_string/) | Represents the value or expression associated with the data validation. | 
|[GetListValue](./getlistvalue/) | Get the value for list of the validation for the specified cell. | 
|[GetValue1](./getvalue1/) | Represents the first value associated with the data validation. | 
|[SetValue1](./setvalue1/) | Represents the first value associated with the data validation. | 
|[GetValue2](./getvalue2/) | Represents the second value associated with the data validation. | 
|[SetValue2](./setvalue2/) | Represents the second value associated with the data validation. | 
|[GetValue](./getvalue/) | Get the value of validation on the specific cell. | 
|[GetInCellDropDown](./getincelldropdown/) | Indicates whether data validation displays a drop-down list that contains acceptable values. | 
|[SetInCellDropDown](./setincelldropdown/) | Indicates whether data validation displays a drop-down list that contains acceptable values. | 
|[GetAreas](./getareas/) | Gets all CellArea which contain the data validation settings. | 
|[AddArea_CellArea](./addarea_cellarea/) | Applies the validation to the area. | 
|[AddArea_CellArea_Bool_Bool](./addarea_cellarea_bool_bool/) | Applies the validation to the area. | 
|[AddAreas](./addareas/) | Applies the validation to given areas. | 
|[RemoveArea](./removearea/) | Remove the validation settings in the range. | 
|[RemoveAreas](./removeareas/) | Removes this validation from given areas. | 
|[RemoveACell](./removeacell/) | Remove the validation settings in the cell. | 
|[Copy](./copy/) | Copy validation. |