Slot: dataType
URI: [odm:slot/dataType](https://cdisc.org/odm2/slot/dataType)
## Applicable Classes
| Name | Description | Modifies Slot |
| --- | --- | --- |
| [Item](../classes/Item.md) | A data element that represents a specific piece of information within a defined context, with data type, constraints, and derivation methods | no |
| [CodeList](../classes/CodeList.md) | A value set that defines a discrete collection of permissible values for an item, corresponding to the ODM CodeList construct | no |
| [Parameter](../classes/Parameter.md) | A variable element that describes an input used in a formal expression | no |
| [ReturnValue](../classes/ReturnValue.md) | An output specification that defines the details of what a formal expression returns | no |
## Properties
### Type and Range
| Property | Value |
| --- | --- |
| Range | NONE |
| Domain Of | [Item](../classes/Item.md), [CodeList](../classes/CodeList.md), [Parameter](../classes/Parameter.md), [ReturnValue](../classes/ReturnValue.md) |
### Cardinality and Requirements
| Property | Value |
| --- | --- |
## Identifier and Mapping Information
## Mappings
| Mapping Type | Mapped Value |
| --- | --- |
| self | odm:dataType |
| native | odm:dataType |
## LinkML Source
name: dataType
domain_of:
- Item
- CodeList
- Parameter
- ReturnValue