I have the following function, which is quite complicated, but i’m hoping someone might be able to understand it help me simplify/speed it up. In this function i end up with an array that contains a list of primaryStores and the number of products coming from each one to my group of stores. However, it only counts the products, if
Tag: for-loop
How can I Improve my logic by using forEach, not for loop in Javascript
Please check my code first I used axios.all (GET method). Right now, I’m using for loop for combining all the responses to an array. However, What I’m trying to do is using forEach, not for. I have checked https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/forEach , but still working on how. Thank you. Answer Really what you want is to use map (https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/map) because you want
Need to separate particular String from array in javascript
I have a output like this Output : I need to convert like this output : [xdc,cddc,cdcd,cddc] Answer You can use Array.prototype.map() combined with Destructuring assignment Code:
return statement in function that convert decimal to binary numbers
I’m trying to understand how to use functions in JS. This code converting decimal numbers to binary numbers: but when I’m trying to put this code into a function, the function returns only the first or the last value. What am I doing wrong? Answer You have to store the result of each iteration in array. Also you should declare
Transform JSON into required format
Here is my input JSON I need to transform json w.r.t parent category and what ever child json elements w.r.t parent to be in one format. All should be dynamic no hard coding comparing with strings. Need to transform my input json to below sampleformat, I tried separating parents and child values in an array and loop it and push.
How to delete the items from confirmation popup when we click on button
For the below angular code I have some iteration of data,and now I have to delete the items when we clcik on the delete button it will show the confirmation popup to delete or not if we clcik on yes the particular item has to be removed from the iteration. .cmponent.ts .component.html .component.spec.ts In the above code after adding the
JavaScript for loop issue affects guess count
so I’m trying to build a JavaScript hangman game and I’m having a problem with my checkMatch function. what I’m trying to achieve is for it to check against the hiddenChoice array and only run the code in the else if statement if this.id isn’t in the array at all. currently if hiddenChoice = apple and this.id = l it
Getting odd results from a for loop inside a filter function
I’m looping inside a filter. I want to get the values from my vals array plus the keys(name, description) for my filter. When I iterate through my vals array, I keep getting returned the name but not the key. Ideally I would like the return method to give me key and value. return x[this.searchValues[i]].includes(‘phil’) to be return x.name.includes(‘phil’) return x.decription.includes(‘phil’)
How can I loop through two sets of numbers?
I’ve got two small puzzles that I can’t quite figure out! I need to loop through two sets of numbers indefinitely, one first and then the other with a 10 second pause between each one in which both values go back to -1. Both start at -1 and both go up to 2. I can loop through the first number
How to log how many possibilities fulfil the if statement javascript
I’m trying to log how many items from the array fulfil the condition. the output I’m looking for is : 6 (because 6 of the numbers are equal or greater than 8) tried let count = 0; for (let i = 0; i < grades.length; i++) { if (grades[i]>= 8){ count++ } Answer