js-utils/docs/api/js-utils.defaultwhen.md

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[Home](./index.md) &gt; [@apextoaster/js-utils](./js-utils.md) &gt; [defaultWhen](./js-utils.defaultwhen.md)

## defaultWhen() function

Return the first element when `condition` is true and the second element when `condition` is false.

<b>Signature:</b>

```typescript
export declare function defaultWhen<TVal>(condition: boolean, ...items: Array<TVal>): TVal;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  condition | <code>boolean</code> |  |
|  items | <code>Array&lt;TVal&gt;</code> |  |

<b>Returns:</b>

`TVal`