pick-exist-fields

Pick exist fields from an object

Utility function to select specified field's value is not null and undefined from an plain object。

If the object is not plain object, then return the object directly.

Usage

npm install pick-exist-fields --save

import pickExistFields from "pick-exist-fields";

const originalObj = { 
  name: "npm", 
  age: 18, 
  career: "engineer", 
  address: null
};

// { age: 18 }
pickExistFields(originalObj, "age"); 

// { age: 18, career: 'engineer' }
pickExistFields(originalObj, ["age", "career"]); 

// { name: 'npm', age: 18, career: 'engineer' } 
pickExistFields(originalObj); 

API

pickExistFields(obj: object, fields: string | string[]) : object

return a shallow copy which is composed of the picked fields, if the field value is not null and undefined.

if fields is not specified, then pick all non-null/non-undefined fields.

LICENSE

MIT