omitBy

Similar to the omit function, but returns a new object excluding properties from the given object that satisfy the predicate function.

Code

🔗 View source code

Benchmark

• hz: operations per second
• mean: average response time (ms)

Name	hz	mean	Performance
modern-kit/omitBy	9,108,836.71	0.0001	fastest
lodash/omitBy	1,876,976.55	0.0005	slowest

• modern-kit/omitBy
  • 4.85x faster than lodash/omitBy

Interface

typescript

function omitBy<T extends Record<PropertyKey, any>>(
  obj: T,
  predicate: (value: T[keyof T], key: keyof T) => boolean
): Partial<T>;

Usage

typescript

import { omitBy } from '@modern-kit/utils';

const obj = { a: 1, b: undefined, c: null, d: '', e: 'str' };
const result = omitBy(obj, (value) => !value);
// { a: 1, e: 'str' }