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

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

## getOrDefault() function

Get a map key or default value when the key does not exist or is nil.

<b>Signature:</b>

```typescript
export declare function getOrDefault<TKey, TVal>(map: Map<TKey, TVal>, key: TKey, defaultValue: TVal): TVal;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  map | <code>Map&lt;TKey, TVal&gt;</code> |  |
|  key | <code>TKey</code> |  |
|  defaultValue | <code>TVal</code> |  |

<b>Returns:</b>

`TVal`