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[Home](./index.md) &gt; [com-tools](./com-tools.md) &gt; [pickMembers](./com-tools.pickmembers.md)

## pickMembers() function

提取根级成员

**Signature:**

```typescript
export declare function pickMembers<Obj = any, Key extends keyof Obj = keyof Obj>(obj: Obj, keys: Key[]): Pick<Obj, Key>;
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td>

obj


</td><td>

Obj


</td><td>


</td></tr>
<tr><td>

keys


</td><td>

Key\[\]


</td><td>


</td></tr>
</tbody></table>
**Returns:**

Pick&lt;Obj, Key&gt;

返回一个只包含指定key的新对象

