I’ve an array of objects: I want to compare the objects within an array by name. If the duplicate name exists, I should compare the age and only keep the higher age object. The expected output should be: I am new to javascript/typescript and couldn’t find any optimal solution for this problem. I hope, I was able to explain my
Tag: object
Separating (n) keys from array of objects into a single array with keys names
I need to perform filter in the array of objects to get all the keys. Although, whenever there is a obj inside of that key, I would need to get the key name and concat with the key name from the obj, so for example: I could manage to do the above code, but, if there is more objs inside
Javascript: How to convert array [“a=1”, “b=2”] into an object? [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 10 months ago. Improve this question What is the best way to convert: to Answer Here you want to convert an array to a single value(
how to alter reduce function so it produce different result
I have this array: I want to transform that array into I have this code that doing about that: What it missing is ignoring the sections. Any ideas how to modify that reduce function so it will produce expected result? To determine a section I came up with this funciton: Answer I would use the same approach from my answer
React – Access JSON array data and its sub data
This is my JSON array Which is related to some personal data and I want to access these data from my react app this JSON file is in my react app I need to access “message”: “Message text” in this JSON file from a react application. How Can I do that ??? (Example I need to print Message text 01
How to recalculate an object from a nested objects?
I have an object where Citems is an array of Object. Each object has status on or of and time. I want to generate an array or object from it that show total time for each status like below I tried with map and reduce but getting confused. Answer You just need a nested ‘sum’, here implemented using reduce() and
JavaScript Accessing literal object property
I’m trying to make this function that tells me which guitar I can purchased based on the budged. My issue is that I created a literal object and all outputs are giving the same answer (Except condition one) because I am trying to access the properties inside. What would be the best way to access the property that has the
Selecting an specific attribute from useState
With a React Class component i have the following state object as an example: when i want to make a function that gets an specific attribute from the state i can simply use Is there something equivalent when i use Hooks? Because i would have to write this Answer You can simply write your both arrays into one state: Now
Convert String to Object gives error due to double quotes at start and end
i have an object that is coming from the third party api. and it is in the form like this : due to the double quote in the start and the end i am getting error and json parse is also not being removed so kindly tell me how to remove this double quote which has wrapped my object inside
Update array elements
I am trying to do something similar to a shopping cart, where initially there is a series of products that I load with an array of objects. I show the list of products with svelte like this: And through the function addProduct() I update the array inventory with the product id and the number of units of that product Where