What’s the technical difference between next two approaches? Example is trivial but when I have huge nested objects, I need to pass lots of IDs in order to find desired object inside the mutation. In second example I pass an array and just mutate it. Again, technically in both examples we invoke the same push method. Am I right? Should
Tag: arrays
Access nested Json
I get this back from my API call in Google Script Editor I had a script that was working fine with a different call so i am using the same. The script is the below. So when i push data.values[0].value i get all the values back but i just want the first. What am i doing wrong? Answer Your response
get index of filtered array
how to get the index of filtered array? for example I wanna to get the index of even number let nums = [1,2,3,4,5,6,7]; let filterNum = nums.filter(num=> num %2 ==0); console.log(filterNum);…
Dynamically create a click event based on an array and change format of the clicked element
I have 5 div tags each with its unique class name and two of them have the same class except the second one has an extra class (i.e. “.cls2” and “.cls2.a”). I have put these classes in an array and I am trying to create a click event where the clicked element containing the class from the array will do
How to find a document with an array of strings based on if it has items in common with a reference array of string?
Given a reference array of strings: [“Comedy”, “Horror”, “Romance”], I would like to query a Movie model with this schema: Such that I will get results where I will get Movies with categories in common with the reference array, sorted by the amount of elements it has in common with the reference array. For example: Note that Movie A is
Javascript arrays email substring into full name, firstname and lastname
I am practicing javascript. I have arrays of emails. from that email I want to get three out puts of strings fullname, firstname and lastname inside one map function. I can able to get output first name by reading one stack-overflow questions. I am able get full name by I get output john.doe, I want johndoe. Could not figure it
Javascript – Loop through nested object
I have 1 array with multiple object and an object. How do i find and return the data matching that object. Here is an illustration of my code. This should return but it does not and not sure why. Can someone help? Answer You can’t use Array.includes for this purpose as you can’t compare two objects for equality (you will
Combine two array into one while getting the sum of instances in second array
I have two arrays. The first array is this: This is the second array: If id of arrayOne is equal to typeId of arrayTwo, then append arrayTwo into arrayOne and sum up the number of processing, approved and disapproved. This is my desiredArray: Answer You can first reduce the second array and then map it to the first one:
How can I merge two objects inside an array, and compute the total of its element?
What’s the best way to merge objects and total its element? I can’t figure out how to merge it at the same time total its chats count here’s my array: [ [ { id: ‘call_000001’, …
Check an array against another with performance
I got an initial array, I am checking against another array to find how many objects have at least one instance of the Domain in data. This works but it performs very poorly when there is a lot of data. In there any way to this with a more performant approach? Thanks. Answer Go through first and index the domains