import type { Fn } from '@chzky/core';
/** ## `pick` : 对象提取指定`key`,并创建一个新对象
@example Usage
```ts
    const obj = { a: 5, b: 6, c: 7, d: 8 }
    const picked = pick(obj, ['a', 'c'])
    const cur_picked = pick<typeof obj, 'a' | 'c'>(['a', 'c'])(obj)

    assertEquals(picked, { a: 5, c: 7 })
    assertEquals(cur_picked, { a: 5, c: 7 })
    assertNotStrictEquals(picked, obj)
```
@category Collect
*/
export declare function pick<T extends object, K extends keyof T>(keys: readonly K[]): Fn<Readonly<T>, Pick<T, K>>;
export declare function pick<T extends object, K extends keyof T>(obj: Readonly<T>, keys: readonly K[]): Pick<T, K>;
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