WebOct 20, 2024 · 0. Your selector seems to not have found the class names you were looking for, hence why the onclick handler wasn't bound to the element you wanted. Take a look at the example below: var stopMusicExt = document.getElementsByClassName ("slide-control-button-next slide-lockable") [0]; stopMusicExt.onclick = function () { alert ('clicked'); } WebUncaught TypeError: Cannot read property 'func' of undefined This is the piece of code that used, but still don't understand why I get this error. PlanFinder.propTypes = { onClickBubbles: React.propTypes.func, } reactjs Share Improve this question Follow asked Feb 16, 2024 at 19:13 Monica 1,514 4 24 44 Add a comment 3 Answers Sorted by: 14
Cannot read properties of undefined (reading ‘indexOf‘)
WebNov 27, 2024 · 1 Answer Sorted by: 0 With this line: $ (this).form.submit (); this refers to the input where the keypress happened. input elements don't have a form property, so that is undefined and undefined doesn't have a submit method, hence your Cannot read property 'submit' of undefined error. WebApr 11, 2024 · jQuery Cannot read property ‘msie’ of undefined错误的解决方法 最近把一个项目的jQuery升级到最新版,发现有些页面报如下错误 Cannot read property ‘msie’ … phil tagami net worth
Test for onclick function not working in react. Returning Cannot read ...
WebJun 8, 2024 · I'd suggest testing the fact the API call happens when the button is clicked (spy on fetch or whatever) and also that the user is pushed to the dashboard route. That way, you can change the implementation details as much as you like, and as long as the functionality itself does not change, your test will continue to pass :). WebTLDR: The specific problem in your code is stated in the paragraph near the end of this answer. This is a classical problem with JavaScript's this, I suggest you read a little bit … WebApr 10, 2024 · Cannot read properties of undefined (reading 'filename') Hello guys i work with project in nestjs and reactjs i have problem in the front when i try to download files (methode post) but when i try to add in postman it added so here is the code that i have. import axios from 'axios'; import { createSelector, createSlice, createAsyncThunk ... phil tan full sail university notable alumni