import lodash
// import entire library
import _ from "lodash"
const nums = [1, 2, 2, 3, 1, 4]
let res = _.uniq(nums)
// import methods by name
// Still loads entire lodash library!!
import { uniq } from "lodash"
const nums = [1, 2, 2, 3, 1, 4]
let res = uniq(nums) // better readability
// import only what you need
import uniq from "loadash/uniq"
const nums = [1, 2, 2, 3, 1, 4]
let res = uniq(nums)lodash npm
$ npm i -g npm
-----------------------
$ npm i --save lodashlodash find object in array
var users = [
{ 'user': 'barney', 'age': 36, 'active': true },
{ 'user': 'fred', 'age': 40, 'active': false },
{ 'user': 'pebbles', 'age': 1, 'active': true }
];
_.find(users, function(o) { return o.age < 40; });
// => object for 'barney'lodash pick
var object = { 'a': 1, 'b': '2', 'c': 3 };
_.pick(object, ['a', 'c']);
// => { 'a': 1, 'c': 3 }lodash merge
import merge from 'lodash/merge'
let object = { 'a': [{ 'b': 2 }, { 'd': 4 }]};
let other = { 'a': [{ 'c': 3 }, { 'e': 5 }]};
merge(object, other); // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] }Lodash filter
var users = [
{ 'user': 'barney', 'age': 36, 'active': true },
{ 'user': 'fred', 'age': 40, 'active': false }
];
_.filter(users, function(o) { return !o.active; });
// => objects for ['fred']
// The `_.matches` iteratee shorthand.
_.filter(users, { 'age': 36, 'active': true });
// => objects for ['barney']
// The `_.matchesProperty` iteratee shorthand.
_.filter(users, ['active', false]);
// => objects for ['fred']
// The `_.property` iteratee shorthand.
_.filter(users, 'active');
// => objects for ['barney']Copyright © 2021 Codeinu
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