Cannot read property classlist of undefined
WebJan 17, 2024 · Put some flag in function onDropDown, for example this.isListVisible = !this.isListVisible, and then on ul element add ngClass=" { 'show': isListVisible }. More about ngClass here: angular.io/api/common/NgClass – Faustyn Piechowiak Jan 17, 2024 at 17:46 1 you should try and avoid document.querySelector if possible and use angular features. WebAug 2, 2024 · 2 here is my code... constructor (private loginService: LoginService, private router: Router, private renderer: Renderer) { } @ViewChild ('element') private element: ElementRef; this.renderer.setElementClass (this.element, 'shake', false); it causes 'Cannot read property 'classList' of undefined' if I change this way...
Cannot read property classlist of undefined
Did you know?
WebJul 21, 2024 · for handleClick function e is event, element that triggered an event is e.target, so to access classList for element you should call e.target.classList.toggle('change') Share Improve this answer WebJan 12, 2024 · Navbar TypeError: Cannot read property 'classList' of null. Ask Question Asked 2 years, 2 months ago. Modified 2 years, 2 months ago. Viewed 248 times ... Uncaught TypeError: Cannot read property 'msie' of undefined - jQuery tools. 221. Cannot read property 'addEventListener' of null. 125.
WebOct 25, 2024 · I am facing issue on bootstrap 5.1 modal popup and getting error Cannot read property 'classList' of undefined . I tried both code on displaying modal popup and still same issue exists. I want to call this modal popup through javascript method only as i have a requirement to display modal popup based on scenarios. WebNov 17, 2014 · Uncaught TypeError: Cannot read property 'msie' of undefined - jQuery tools. 117. ... TypeError: Cannot read property 'classList' of null. Hot Network Questions Who is the PhD student to their supervisor? How does this siren circuit work? ...
WebОшибка : Cannot read property 'map' of undefined. Я следую туториалу reactjs , и продолжаю нарваться на вопрос, когда передавая значение из состояния одного … WebApr 11, 2024 · The problem is that the element isn't mounted when the component first runs. But why are you manually building HTML? If you want to keep doing it that way you will need to do it inside a useEffect which will run after mount (and ideally store your element references in a ref not via query) – pilchard
WebJan 7, 2024 · In that case, classList is only accessible through the current attribute of the ref. this.rightSide.current.classList As createRef () is asynchronous, it might return null if you are accessing it early, e.g. on the componentDidMount lifecycle. Hence, it is always safer to add an if statement to check for current
WebJul 18, 2024 · 1 Answer Sorted by: 2 Error is because of wrong logic in the for statement. You have used for (i = 0; items.length > 0; i++) { This will result in an infinte loop which … designer goodwill near meWeb23 hours ago · × TypeError: Cannot read properties of undefined (reading 'map') 1 TypeError: Cannot read properties of null (reading 'classList') chubby\u0027s conover nc menuWebOct 11, 2024 · Uncaught TypeError: Cannot read property 'classList' of undefined. Environment. Leaflet version: 1.5.1; ... Uncaught TypeError: Cannot read properties of undefined (reading 'classList') at removeClass (leaflet-src.js:2446:11) at NewClass._onPanTransitionEnd (leaflet-src.js:4711:5) at NewClass.fire (leaflet … chubby\u0027s cruisersWebAug 30, 2024 · The function executing with the event this.block.onclick = function () begins well, the .selected is removed from the initial selected element, but when comes … designer gothic jewelryWebApr 18, 2024 · Unfortunately it seems like there's a bug in Bootstrap 5. In this example code, showing the modal works, but showing the dropdown throws an exception: Uncaught TypeError: Cannot read property 'classList' of undefined at _e.show (dropdown.js:140) designer goodwill houstonWebJun 24, 2024 · The text content inside will be visible only if I click on it. But when I click on the radio button it doesn't show the content inside it and shows the "Cannot read … chubby\u0027s cruisers culver cityWebApr 11, 2024 · Instead, call root.render() on the existing root instead if you want to update it. printWarning @ react-dom.development.js:86 uikit.min.js:1 Uncaught TypeError: Cannot destructure property 'offset' of 'this._data' as it is undefined. designer goth clothes