rc-js-util/docs/rc-js-util.getnumberspecialization.md

A collection of TS and C++ utilities to help writing performant and correct applications, achieved through strict typing and (removable) invariant checking.

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[Home](./index.md) &gt; [rc-js-util](./rc-js-util.md) &gt; [getNumberSpecialization](./rc-js-util.getnumberspecialization.md)

## getNumberSpecialization() function

Given a Typed array constructor, get back the associated [StableId](./rc-js-util.stableid.md)<!-- -->.

**Signature:**

```typescript
export declare function getNumberSpecialization(ctor: TFullSetTypedArrayCtor): IdSpecialization;
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td>

ctor


</td><td>

[TFullSetTypedArrayCtor](./rc-js-util.tfullsettypedarrayctor.md)


</td><td>


</td></tr>
</tbody></table>
**Returns:**

[IdSpecialization](./rc-js-util.idspecialization.md)