Hi I have a json data where i have multiple entries recorded with the timestamp. i want to filter the records and make a new sub array that will group all the entries with an hour interval. like i have the json Now i want to output a new array of json with the ips grouped in time interval. What
Tag: arrays
Array item gets the value “undefined”
I am trying to create an array of unique numbers from 0 to 10: But the output of the array will always have an undefined item at a random index which I don’t know why. Can somebody help me out? Answer If the new Set removes a duplicate, then i will be larger than the length of numbers, due to
How can I change the value of an item in an array based on multiple conditions?
I am trying to change the value of an item in array, based on matching other items in the array. The array might contain details of the section (non-unique), a unique ID, and a value I wish to change (in this case a ‘selected’ flag). The goal is to be able to have multiple items which can have the…
Modify values inside a Javascript object
I have the following array if objects: Then i elaborate the following one: is it possible to change the value of ‘options’ array of the first one, according to the second set of options? i need to obtain something like: Answer i solved this way (locattributes is the first object, newopt the second…
How to sort multi-array / nested map by value (e.g. from Firestore) in JavaScript
I’m trying to get a multi-array / nested map sorted by value via JavaScript / TypeScript. My array currently looks like this: Now I’d like to sort by the [‘information’][‘name’] values like this: Does anybody know how to do that? I’m especially struggling with the nes…
Javascript: How to reconstruct a nested object into another object?
I have the following nested object: I have to dynamically iterate and get the ideal result: I have already asked but it was the thing with arrays and I can’t get how to work with objects. I can iterate and get an array of 2 objects but it is not what I needed Answer You could reduce the values of
Use recursion on array [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 2 years ago. Improve this question Write a function that by given array of integers, and a positive number X,…
Function to create multidimensional object
Hello I’m strugglling with write everything from multi depth ul list into one object. I’ve got something like this. Depth One 1Depth Two 1Depth Three 1Depth Three 1Depth Two 1 Depth One 2Depth Two 2Depth Three 2Depth Two 2Depth Three 2Depth Three 2Depth Three 2 Depth One 3Depth Two 3Depth Three 3D…
Calculating difference between 2 items in JavaScript object
I have some customer data in an array of javascript objects that looks as such: I would like to loop over and get the difference between food_cost and prev_year_food_cost for each client. So ideally, I would have a new object containing client, food_cost and the difference. I have tried this but its not quite…
Turn a String to an array Declaration
In JS : I have this string =”[36.79025,3.01642],[36.71477,2.99761]”; I want it to be turned To a real Array =[[36.79025,3.01642],[36.71477,2.99761]]; Is this possible? Answer