I create the columns and I have a checkbox which shows the columns name. When I click a checkbox square I get an array of checked names which are stored in checkedKeys. Now checkableColumns contains all the possible checkable values. Those elements which are in checkableColumns but not in checkedKeys are thos…
Tag: arrays
Remove an object with the same value of an array inside an array javascript
I have array like this: Then I filter the number to get a number that is less than or equal to 10 digits. Then returns an array with items that do not match a number. I then iterate through each of the above items, then push it into an empty array to get each individual item. And my final result
Question on how to work with class instances inside an array
So i am learning how to work with classes and class instances and have created a scenario where i have a class Employee that is extended by three other classes that represent employees from different departments. I already managed to create a function that allows me to create a new instance of any class and p…
Multiple conditions for result filter
I have an array of objects that I am filtering through based on a query. If the query matches a title inside the array of objects I return it. These words if I just search on a word like “xbox”, however, if I search “xbox controller” it returns nothing. I was thinking of splitting req.…
Nested Arrays and returning non-labeled values
I’ve got an API that returns the following: I’m able to get the second metric using the following three lines of code: &value would equal 28.24. Is there a way to combine these into one line of code? I’m looking for something like this: &value=jsonObj.data.values[0].[1] The issue is …
How to output an array individually for each object in JSON using JS?
The for (let pet of person.pets) does not output as expected. It is an array in the JSON. Instead of a single array, I get all the pet arrays for all objects in my JSON file. I just want one array per object listed in the JSON-example below. Answer $(‘.person’).append() appends to all .person elem…
Remove unselected value from dropdown array – ngx-select-dropdown
context: Angular applications using the ngx-select-dropdown. A user can select multiple values, these values get sorted into “buckets” and sent to the api. Issue: I am unable to remove a selected item from the end array – this.filterState. I have added a check to ensure that an item cant be …
I need to find a specific value in an array of arrays. Angular, Typescript
I need to find a value in an array of arrays, but when I use the .find it returns undefined The array of arrays is datos. And this is the Html: I have tried to access to the datos array of arrays and it returns an empty array, I want to use the array of arrays to display a table
How can I call function on event listener to change class using map method
I have two buttons, button 1 and button 2 of different classes with different color and background color. When mouseover button 1 I want the color and background color to change to the color and background color of button 2 and and the color and background color of button 2 to change to the color and backgrou…
How should I efficiently add to an array from a Svelte store subscription?
I’d like to have objects added to an array in a component each time a subscribed store gets updated. In this case, the store is receiving data from a WebSocket, and I ultimately want to plot the last N datapoints that I’ve received (N=1000 for example). The store is defined in socket.js: I then ha…