WebMay 1, 2024 · ReferenceError: Cannot access 'fs' before initialization Or, similarly, if you were defining fs somewhere else in the same function containing the switch statement, but after the switch statement. That would also cause the same problem. Share Improve this answer Follow edited May 1, 2024 at 16:24 answered May 1, 2024 at 15:41 jfriend00 WebOct 4, 2024 · 1 Answer Sorted by: 0 Try this: import { initializeApp } from 'firebase/app'; const app = initializeApp ( {}); getDatabaseFunc = () => { const db = getDatabase (); const ref = ref (db, "data/") } change the name of the main function to getDatabaseFunc or any other name different from getDatabase () to prevent overriding Share Improve this answer
javascript - ReferenceError: Cannot access before initialization ...
WebDec 7, 2024 · Classes, like variables declared with const and let, cannot be referenced before the line that initializes them runs. For example, the following is forbidden: console.log (foo); const foo = 'foo'; class es have the same rule. Here, you're calling init … WebNov 5, 2024 · Because the export in the common-lib index.js exports the showVar first, before it exports SECRET_CREDENTIALS, and showVar is importing SECRET_CREDENTIALS from the library's index.js, it would be importing before the var is available. Either, import directly from ../Env, or move the order of the exports in common … portishead north ward
ReferenceError: Cannot access before initialization in JS
WebMay 27, 2024 · 1 Answer. Sorted by: 33. When you assign variables using $: you cannot assign them as part of other variables declared using let, const, or var. When you do assignments using $:, you can only use them in other variables assigned using $:. In the code posted above, you need to change the following lines: WebFeb 4, 2024 · Made a clock and alarm a while back and was going to maybe add some more and now the clock is no longer displaying. Problem possibly around line 2 (Learning to code I know its probably something si... Stack Overflow ... Cannot access "audio" before initialization in js problem at line 2. Ask Question Asked 1 year, 2 months ago. Modified … WebOct 21, 2024 · Cannot access 'sub' before initialization. It's actually unclear as to what you're trying to do, because logically it looks like you're trying to subscribe to something, but if your subscribed to it, unsubscribe? But you shouldn't do that in the unsubscribe. If you would prefer, you could change your code to the following, optical hat ff11