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Questions - nested-object

transfer flat object to nested object (javascript)

i am getting a flat object of cms navigation and want to transfer it to a nested object. The level describes the position of the element in the tree. Whenever there are subelements they should be stor...
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Akiyele

javascript

javascript-objects

nested-object

Votes: 0

Answers: 1

Latest Answer

You can use a stack to track where you are in the tree while it is being constructed. It is strange that level has a string data type while clearly its meaning is numeric. const data = [{"category...
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trincot

How to loop through a nested array of objects in mongo and nodejs?

I have a collection of posts each of which look something like this: {Post: [ id: 'post_id', postedBy: 'user_id', likes: [0: id: 'user_id', 1: id: 'user_id'], con...
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sgt_pepper85

javascript

node.js

mongodb

nested-object

Votes: 0

Answers: 1

Latest Answer

From the docs I discovered the $elemMatch operator and with this I was able to access all posts that contained a comment written by a specific user like this: const posts = await Post.find({ comment...
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sgt_pepper85

Javascript: How to update a nested json, given the key PATH like doc.field1.field2 as string

I am trying to update a nested JSON which is given as an input, e.g.: { "doc": { "a1": { "b1": 1, "b2": [ &q...
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AJS

javascript

json

nested-object

Votes: 0

Answers: 3

Latest Answer

try this var input1 = "doc.a2"; val1 = "val1"; updateVal(obj, input1, val1); console.log("val1", obj); function updateVal(obj, input, val) { let props = input.split(&...
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Serge

Checking for duplicate property values in an array of nested objects

I have a JSON file with an array that has nested objects and arrays that simulates a shopping cart. I want to check for duplicate values and if there are any, update the quantity value of the item oth...
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PalesaDev

javascript

json

nested-object

Votes: 0

Answers: 1

Latest Answer

There were quite a few errors in your code, I have fixed them. What seemed to confuse you the most was that you had an array of a single item, that is an object, which has an items member that's an ar...
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