how to merge 2 object array by the same key with lodash
Lodash
var a = [
{ userId:"p1", item:1},
{ userId:"p2", item:2},
{ userId:"p3", item:4}
];
var b = [
{ userId:"p1", profile:1},
{ userId:"p2", profile:2},
{ userId:"p4", profile:4}
];
var merged = _.merge(_.keyBy(a, 'userId'), _.keyBy(b, 'userId'));
var values = _.values(merged);
console.log(values);
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash merge array of objects without duplicates
var c = _.map(a, function(obj) {
return _.assign(obj, _.find(b, {parentId: obj.aId}));
})merge two arrays of objects lodash
const array1 = [{id:1, name:'doc1'}, {id:2, name:'doc2', {id: 3: "test"}}];
const array2 = [{id:1, name:'doc1'}, {id:3, name:'doc3'}, {id:4, name:'doc4'}];
const result = _.unionBy(array1, array2, 'id');
console.log(result);Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
