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

<!-- Do not edit this file. It is automatically generated by API Documenter. -->

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

## filterZip() function

Filter and zip some arrays. The `cb` is called for each slice, which is kept if `cb` returns true.

<b>Signature:</b>

```typescript
export declare function filterZip<T1>(cb: (a: T1) => boolean, l1: Array<T1>): Array<T1>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  cb | (a: T1) =&gt; boolean |  |
|  l1 | Array&lt;T1&gt; |  |

<b>Returns:</b>

Array&lt;T1&gt;