My Array (can have several items, and there can be multiple ‘keys’ other than ‘companyName’): randomKey and randomKey2 are only examples. The key names can be anything and there can be 1 or more in each array item. Expected results: companyName: ‘X’ is a fixed value, and all of the items have this Attempted: But it leads to [{x: NaN}].
Tag: sum
– Write a function called sumNumbers that accepts a single array of numbers and returns the sum of the numbers in the array [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 10 months ago. Improve this question I’m really new to JavaScript, So excuse me if this question might seem a little underwhelming. I’m trying to write a function that performs the
How to find sum of multiple inputs (inputs can increase by add button) from different containers?
I want to update value of sumOfTotal every time I change input values. BUT each of someOfTotal boxes values have to be their div’s numbers’ sum. Summary, each div has their own output (sumOfTotal) and inputs (number class). And each div’s own output has to be its own numbers’ sum. Answer First, I will recommend using event listeners instead of
How would I have this sum print out it works
I don’t know how to work this out, please help Answer You could define a sum function that takes two numbers and returns the sum i.e., the total amount resulting from the addition of two or more numbers, amounts, or items. “the sum of two prime numbers”
javascript Sum all item in array which match same key [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 2 years ago. Improve this question I have a JSON like this: and i want to have an output like this: the output is an array,
The Odin Project – Fundamentals 4 Exercises – sumAll
I am stuck in the sumAll exercise from the Fundamentals 4 portion of the Odin Project. I managed to pass the test in which I need the result to be ‘ERROR’. However, I cannot figure out the correct code to pass the other tests. Where did I go wrong? This is the exercise: My code: Answer I made in this
How to group by, calculate sum and get average in JavaScript array?
I have array of object Expected result: I use reduce() method to group the objects in an array by ‘group’ and calulate sum: How to group object of Array by key ‘group’ and calulate average?. I tried: But Expected result: Answer You could simply use reduce to get the total of age groups. And use object.keys length to get the
How to auto sum dynamic input fields in javascript
I’m trying to make an auto sum. I’m starting with a text input field and a button. Pushing the button ads a new input field. Sum field should get … the sum. I have troubles adding the values in javascipt. Thanks! Answer I think this is what you are trying to do: Check this plunk: http://plnkr.co/edit/5UE6YyDWmaHq5ZvVY542