# Slot: ifabsent 


_Default value applied when the parameter is absent._



<div data-search-exclude markdown="1">



URI: [tvbo:slot/ifabsent](https://w3id.org/tvbo/slot/ifabsent)
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## Applicable Classes

| Name | Description | Modifies Slot |
| --- | --- | --- |
| [ParameterSpec](../classes/ParameterSpec.qmd) | Declaration of a single generator/procedure parameter: its name, datatype and... |  no  |






## Properties

### Type and Range

| Property | Value |
| --- | --- |
| Range | [xsd:string](http://www.w3.org/2001/XMLSchema#string) |
| Domain Of | [ParameterSpec](../classes/ParameterSpec.qmd) |

### Cardinality and Requirements

| Property | Value |
| --- | --- |
### Slot Characteristics

| Property | Value |
| --- | --- |
| Owner | [ParameterSpec](../classes/ParameterSpec.qmd) |












## Identifier and Mapping Information





### Schema Source


* from schema: https://w3id.org/tvbo




## Mappings

| Mapping Type | Mapped Value |
| ---  | ---  |
| self | tvbo:ifabsent |
| native | tvbo:ifabsent |




## LinkML Source

<details>
```yaml
name: ifabsent
description: Default value applied when the parameter is absent.
from_schema: https://w3id.org/tvbo
rank: 1000
owner: ParameterSpec
domain_of:
- ParameterSpec
range: string

```
</details></div>