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Category: Questions

Reduce does not give me the answer I expect

I have been struggeling with a “simple” task for some time now and have figured out how to solve the problem in an alternative way. But I still would like to know what I was doing wrong in …

ReactJs change text upon button click problem

I have a large project with multiple files. I want a button to render the content of some other components upon clicking. I am trying to understand why the following does not work, and what could I do …

Reduce data into nested categories

I am trying to reduce an array of data into a nested object. I almost have it except for the next items. Instead of pushing into the array it overwrites the entire array itself leaving only 1 value. I …

How to restrict specific characters in a text box?

I’m trying to restrict single and double quotations within the text box of a form ( ” or ‘). I’ve researched and seen JS to only allow alphanumeric and so on, but nothing to restrict a specific character exactly. I’m fine with it not allowing it to be typed or to use an alert pop…

How to remove comma if there is no next value

I am merging address values in one variable like – obj.address1 = obj.address1 + ‘, ‘ + obj.city + ‘, ‘ + obj.state + ‘, ‘ + obj.zip_code but if there is no value in city/state/zip_code comma is …

Generating new buttons from one with JavaScript

I have written a post about this problem Want buttons be displayed ONLY when clicking on another button with JS and I have not gotten a satisfying answer. I formulate my problem again. I have to find a right JS code to solve this issue. I have a set of buttons (“Backgrounds”, “Ears”, &…