## ComparisonField class

**Inherits:** Aspose::Email::Tools::Search::QueryField

Base class that represents one search field.

## Constructors

| Name | Description |
| --- | --- |
| [ComparisonField](./comparisonfield/) | Initializes a new instance of the ComparisonField class. |

## Methods

| Name | Description |
| --- | --- |
| [CreateKey (2 overloads)](./createkey/) | Creates the search key. |
| [Exists](./exists/) |  |
| [OrderBy](./orderby/) | Sets value which indicates if client uses ascending or descending sorting on the Field. |
| [Aspose::Email::Clients::Exchange::ExtendedPropertiesComparisonField](./asposeemailclientsexchangeextendedpropertiescomparisonfield/) |  |
| [BinaryComparisonField](./binarycomparisonfield/) |  |
| [BoolComparisonField](./boolcomparisonfield/) |  |
| [DateComparisonField](./datecomparisonfield/) |  |
| [DoubleComparisonField](./doublecomparisonfield/) |  |
| [EnumComparisonField](./enumcomparisonfield/) |  |
| [IntComparisonField](./intcomparisonfield/) |  |
| [LongComparisonField](./longcomparisonfield/) |  |
| [StringComparisonField](./stringcomparisonfield/) |  |