I’m have a slider that goes from 1 – 3, I’d like my image src to change depending on what the slider is set to. I’ve tried to do this using an else if statement but it doesn’t seem to be changing? HTML Javascript Answer You need to run your JavaScript in an onchange event handler…
Category: Questions
How can I trigger a function only when only child divs are clicked using event bubble?
I want to console the event when a child div is clicked. for example: So, I want to trigger the handleMenu function only when those buttons are clicked and not to trigger when the area of parent div is getting clicked except those button areas. How can I do it? and yes I am using reactjs. If any alternative w…
JS ES6/ES10 – conditionally change properties in an Array of Object by another Array of Object
I have a list of orders that I need to modify using another array of objects: I’m currently using this algorithm to change some values, but I’m (quite) sure there’s a better way to do it: can pls suggest a better or more elegant method? thanks Answer Your code is OK; It does have to look up …
How to “flatten” a nested object array in React?
I have an object that contains multiple records in the format below: For each of the multiple “names”, they have one and only one “units” array and within the “units” array, there will be one to many “unit_num” with an associated “street”. I’m …
jQuery onChange only running once
I have jQuery function in a WordPress Woo form that basically based on the dropdown fills in certain fields, the jQuery only executes once however. The code: How do I get it to always run onChange not just the once. Answer If 1st time select working and 2nd time not then need to reset value of select on mouse…
Conditionally load and then reference external JS
I’d like to load an external JS script based on a condition (the user’s screen width), then execute a script which references that external JS. I want to load the external JS as early as possible, so I’ve added it to the <head>, but when referencing the JS later in the <body>, it…
Java script create new array grouped by object properties [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 1 year ago. Improve this question I am learning Java script and trying to merge an Array of objects depending…
How do I handle undefined state in react when the user hits cancel on file selection?
I have a simple Input type= file. I am capturing the the selected file in state. Once a file is selected and the clear button is clicked it does not clear the state. This causes {selectedFile.name} to throw an undefined error when the user clicks cancel during the next file selection. Is there a way to make m…
How to show validation error in form in react js?
I have created a form and connected it to server. In case of validation error response is like this “message”: “ValidationError: confirmPassword: Confirm Password did not match” By regular expression I can pic up the error from this message e.g. “Confirm password did not match…
RxJS – Processing HTTPrequests in sequence
I’m currently trying to process HTTP Post requests in sequence, additionally trying to repeat each failed request until it succeeds (that is a requirement) and then and only then to continue with processing other requests. My code looks like this for now (it not working as it should, retryWhen is not us…