I'm wondering whether assigning undefined to an element's event, i.e. on:mousemove prevents a memory leak the same as removeEventListener does, or at ...
I'm wondering whether assigning undefined to an element's event, i.e. on:mousemove prevents a memory leak the same as removeEventListener does, or at ...
My buttons have one image inside them, and the mouseenter event gets triggered by both the button AND the image. I would like the event to be triggere ...
Below I have a simplified version of my code where I can click a button to add new elements. These element should all be draggable so they can swap pl ...
const addons = document.querySelectorAll('.addon'); const toggleAddon = (e, addon) => { console.log(addon); console.log(addon.querySele ...
I have a div with id "div1" that gets updated when the user presses keys. I have added an eventlistener for the keydown event that runs a function "up ...
Sorry if it's a dumb question, currently making a tic tac toe game, I made the user able to click the board which are buttons. When clicked upon, it w ...
the button wont submit the code and return the if statement <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"&g ...
I'm trying to handle just one element when I click in the link, but when I click on another it doesn't remove the active to other links. Can anyone he ...
There is on textarea input field, so first i gave a addEventListener while typing any text in textarea the value of text area text should get forE ...
my code depends on creating an EventListener inside a loop then removing it after the function is done, yet somehow on the Eventlitesning is repeated ...
I am new to JavaScript. I am trying to change my h1 tag value in HTML to a value based on form submitted. However, it displays only for a split second ...
I have a popup that can appear on my screen, whether it appears or not is controlled by a state. When the popup appears, I would like to be able to cl ...
I was trying to change the color of the background of the web page with a mouse click, below are the lines for the same: let bodyvar = docume ...
I have a chess form with six fields. Two are drop down menus to select names (whiteplayername and blackplayername) and the other four can be used to a ...
I am trying to create a class for drawing using typescript, but the property canvas becomes undefined if I add an event listener inside the constructo ...
After my object is constructed and its value is displayed in an HTML <.li.> A btn is created in another function and returned to be appended to ...
I'm trying to add a mouseover event on some links with the data-hide-links attribute, but it's not working at all. I know that my loop is working fin ...
I want to make a simple game, learning HTML, CSS and javaScript. I wrote code in which I want a function to go to the next one by clicking a button. I ...
I am trying to setup an order form where the user can enter a quantity into an input field and the total for that particular product will update. Ther ...
I was about to make some rotation programm (worked by mouse click & drag) but the 'removeEventListener' doesn't work. can u explain me how to work ...