I have array of JSON like and want to convert it as Answer Try this please
Tag: arrays
Add complex array of objects into another object
I have an source object obj that looks like this and an array input I need to push objects that are formed after spiltting input by . After splitting, using left side of the string i need to form an object like this { type: “type1”, value: whatever the left hand value} Same for right side value { …
javascript alternative “filter some”, for nested array?
Hi, To filter various data at the same time in the following table, I’m trying to find an simple alternative to avoid nested loops for this scenario : also to filter with an array of values ( tagsExist ( the id’s are the names ) ) as follows : the “some” in the “filter” a…
Match two arrays with same id
How to push name from array1 to array2 with matching ids end result Answer Here’s how I’d do it: i.e. create an object out of one of the arrays, using the id as the key. Then you can map over the 2nd one and use the ‘index’ to quickly look up elements in the first one.
How would an typescript interface for this object look like?
I have an array of objects and I need to make an interface for it? The array of objects : Also I sent this object as props in another component, <SomeComponent componentData = {data} > Answer Break it down from the inside out… You could inline the whole thing but IMO that looks messy
How to write this function with forEach?
I am trying to group the people by their age and as you can see, my code works with the reduce method. I managed to get this working but now I want to do the same with forEach method. Here’s my code: Answer Reduce accepts initial value that you update each iteration and return. So if you wish to use
Swapping array with alternative numbers
In an array take alternate numbers and swap them. Put it again in the place of array again e.g., arr = [8,7,4,6,9,3,2,1] newarr= [8,1,4,3,9,6,2,7] The Code which I tried is below one This is not the correct way to proceed. Answer When you consider every odd indexed element to be alternate –
MongoDB – How to use arrayFilters in pipeline-style for update
I use Mongo 4.4 and I try to perform an update with the aggregation pipeline using updateOne that updates the nested array elements. In order to update the specific array member I use an arrayFilter in the option but for some reason, I get the error message: arrayFilters may not be specified for pipeline-styl…
Convert ByteArray response from API to a File in Typescript and save it
There are already few questions like the one I am asking and I tried those approaches but they didn’t work for me, maybe I am missing something and hence I am asking a new question. I am calling an API in my typescript application, the API returns me an object which has a field containing the byte array…
find out if object in two arrays of objects is unique
Compare two array of objects to find distinct values by all key values So I found a lot of documentation like Get unique values by comparing old and new array objects but my case is a bit more complex. In my case I want to compare two databases of prices, every week, finding out which prices have changed and …