I have currently the challenge to convert the following data: into the following: I’m currently a bit lost how I could convert the source data into the expected object. I get the data from a sql query ( presto ). The structured information ( fieldname2 and fieldname3 ) aren’t resolved, I get only …
Tag: object
Group an object of array based on keys inside of array
Guys this is the most complicated things that i’ve ever met. So, i have an array looks like this. I have an array that consist of Object that also consist of array who had items of name, and value. I wanted to extract the value from the array and merged it with the keys, and then group it into an
Export some properties from the nested object
Let’s say there is an object that looks like this: Now I would like to export some of the nested values so that it can be used in various files across the app (exporting the entire object is not an option). What we could do is manually create all the required variables and export them like this: The pro…
Getting array of school values from all objects using JS
Hello I am new to the JavaScript language. I have a table1.data property that’s an array of objects with data about a school like: Can I perhaps get an array of the telephone values from all the objects using JS? Please help. Answer All you need to do it traverse the items in the data, while grabbing th…
JavaScript: get values data from Destructuring of objects
I have this data set: I take the translations out of it like this: But I would like to convert this received result in translations into such a result: So far I have achieved this effect through such a petticoat, but I am convinced that it can be done better. Answer This solution uses Array.reduce() to implem…
Get properties from array of objects group by objects
Good day, I have an array artists[] of Proxy-objects. Proxy by themself also are arrays of objects (as I understood). Each of inner objects has property “artistName” (photo). Meanwhile third Proxy has two. I need to get smth like this: So, as result we get arrays of artist’s names grouped by…
How to convert an array with one object and multiple keys into an array of multiple objects using those keys and their values?
I have an array like so with a single object inside: I want to convert it so that every key-value pair (where the value is a number) in the object is in its own object like the following: Here, each key was assigned a new key called name, and the value for the original key was assigned a new key
Changing the values of objects in an array with React
While working on React today, I got stuck somewhere because my basic JavaScript knowledge is not good. I want to change the value of the “name” property of any object in this array. Codesandbox: https://codesandbox.io/s/dank-rain-udjcxe?file=/src/App.js My App.js file Answer Essentially you need t…
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
Comparing two nested arrays of objects, and exclude the elements who match values by “id” into new array in JS
I have two arrays of objects, i need to match arr2 names to arr1 by matching id’s Answer You could create a Map from arr2, keyed by id and with as value the corresponding object. Then map arr1, looking up the object in the Map, both for the object itself and the children: