I am doing an online Full Stack Web Developer Bootcamp and have just been introduced to React JS events and am having some difficulty implementing the following instructions: The menu component should only display relevant items. For example, if the user is on the “shop” page, the “shop” menu item should no l…
Tag: events
How to detect when a radio input is unchecked in Javascript
I have 4 radio input separated by divs. I want to select the input, and make the card border change. But the event listener only works when it’s checked, no when it’s unchecked. Codepen version https://codepen.io/nazarenoalt/pen/dyOKqYp HTML Answer You can maintain a reference to the last selected…
Is there any way to make double-click events work in phones with vanilla JavaScript?
I realized my double click events don’t work when I toggle the device toolbar. I googled but I’ve seen only jQuery stuff and I have no idea about jQuery. How do I make this work? I am trying to open a modal with this event. it perfectly works on pc, doesn’t work on mobile. Answer unfortunate…
keyCode and which are deprecated – so why is that not working?
According to MDN Web Docs KeyboardEvent and Google Updates KeyboardEvent key and code are implemented while keyCode and which are deprecated. With that in mind I should be able to dispatch keydown event as below: Unfortunately it doesn’t work whilst if I add keyCode additionally this script works perfec…
AntDesign. change twoToneColor on an event
How can i change twoToneColor of AntDesign Icon when the trigger onMouseEnterEvent Answer I decided with the help of hooks
Closing a Modal/Menu with the back button in Vue/Nuxt
I want to close a fullscreen menu or modal when the user tap the hardware backbutton. I tried this: but that does not work. Can anyone help me here? Answer For this case, my code is similar with Cosimo’s Answer but with different approach. the difference is i keep the modal triggered by the data propert…
Javascript event that is triggered when browser loads new inline (ajax) content?
Is there a Javascript event that is triggered when browser loads new inline (ajax) content? I would like to catch new content as it happens inside my browser extension. Thanks to all Answer Using the DOM Mutation Observer will most likely be what you want.
Vue.js component parent event
im wondering why my code isn’t working. I have an event ‘leave’ which should be called on blur. The components are displayed properly but when i leave the inputs the event wont be triggered. Thanks for your help 🙂 Answer Your <text-input> component needs to forward (re-emit) the blur e…
Reacting to selection changes in an HTML textarea
How can I get, for an HTML textarea element, called back on all selection changes to the text edited therein? (I am currently using the hack of combining keyup, keypress, and mousemove (for dragging selection endpoint), and maybe more could be added, but this is not exactly elegant.) I can’t find it in …
Toggle Class based on scroll React JS
I’m using bootstrap 4 nav bar and would like to change the background color after ig 400px down scroll down. I was looking at the react docs and found a onScroll but couldn’t find that much info on it. So far I have… I don’t know if I’m using the right event listener or how to se…