Tag: for-loop

Comparing nested object arrays and returning values that exist JavaScript, React

charts for-loop heatmap javascript reactjs

Hi I’m trying to get my numbers fetched from the backend server to a chart library but it seems almost impossible. Below are my codes please help me out. the data I need for library chart for any x value missing, the chart collapses so I need all values however the problem is the data from our backend server, there

For IN Loop inside Map Javascript

for-loop javascript

Given the current example array of objects: I need to iterate through the objects and do 3 things: Delete empty objects Delete empty keys Modify key names and delete the word “dependence” The new array should look like: What I tried so far: Is there an elegant way to do this? I feel I’m mutating state in ways I shouldn´t.

How can I fix this for loop to print results inside an Array with Objects?

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Rookie here, I have been breaking my head all day trying to figure this one out… I have tried different approaches trying to figure this out and looking all over this site for some references, but I have come short and hit a roadblock. This is my code currently: I’m trying to get it to console log like this: However,

How can I return the mode that appeared first in an array in Javascript?

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I want to create a function that will return the number with highest frequency(mode). For example: if array contains [10, 4, 5, 2, 4] the output should be 4. If there is more than one mode, I want to return the one that appeared in the array first (ie. [10,2,5, 4, 5, 2, 4] should return 2 because it appeared

how can i make all if statements in a loop ? in Javascript

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i’ve already tried a for loop but I’m new to javascript so it’s all still hard for me. I am grateful for any help. It should increase values. here´s my code: and so forth. Answer

How to replace a loop for a loop?

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I have a grid made with a preset value that I’d like to have a function that replaces it with a grid who’s cells are generated with dynamic values gotten from a prompt input. The code for both grids work independently if I were to remove the other’s code, but for whatever reason I can’t get the 2nd grid to

Remove duplicates in array by checking if its the same as the next one

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I am learning JavaScript right now and I want to practice for loops and if statements. So I found a little exercise: Remove all duplicates in the array. I know there a probably better solutions but I want to know why my code isn’t working. Can someone help me? Thx 🙂 Answer splice is a method so you have to

For Loop while referring to an array with Length

for-loop javascript

I’m very new to javascript and have just recently learned about For loops. I have a variable that consists of an array containing a bunch names, and I would like to add last names to each of them. I wrote the code as shown below and have a few questions. Result : Questions: About the second statement for the loop.

Group GeoJson features by property value in JavaScript

arrays for-loop geojson javascript json

I have a list of geojson features that each have an asset ID in their properties. I want to manipulate the geojson so I am left with only a single feature per asset ID, with the properties from each feature found added to the feature properties. As an example, the following geojson has 4 features; 2 of them have an

For loop only returns last number [closed]

arrays for-loop javascript

Closed. This question is not reproducible or was caused by typos. It is not currently accepting answers. This question was caused by a typo or a problem that can no longer be reproduced. While similar questions may be on-topic here, this one was resolved in a way less likely to help future readers. Closed 8 months ago. Improve this question