Data is not iterable react

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WebApr 5, 2024 · The JavaScript exception "is not iterable" occurs when the value which is given as the right-hand side of for...of, as argument of a function such as Promise.all or … Webconsolelogs.js:49 ERROR Error: Uncaught (in promise): TypeError: data.data is not iterable TypeError: data.data is not iterable at shared-data.service.ts:187 at …

reactjs - React array state is not Iterable - Stack Overflow

WebDec 2, 2024 · The syntax of the for…of statement is as follows: for (variable of iterable) {. function or code block for execution. } variable: on each iteration this variable will be assigned the value of the element currently being processed. This variable can be declared with const, let, or var. WebNov 14, 2024 · Sorted by: 3. The initial state's an object with a contactReducer property that is the array of contacts. I'm certain you've just specified incorrect default state value. Instead of. state = { contactReducer: initialState } You likely want. state = initialState. All the reducers will now correctly specify/update state as an array. sims 4 pet food

reactjs - react : array state is not iterable - Stack Overflow

WebJan 24, 2024 · import React, { useEffect, useState } from "react"; import axios from "axios"; import moment from "moment"; const Events = () => { const [events, setEvents] = useState ( { data: [] }); const [show, setshow] = useState ( { visible: 6 }); // HERE IS MY SHOW STATE AND INITIAL VALUE IS 6. useEffect ( () => { fetchingData (); }, []); const … WebAug 28, 2024 · Uncaught TypeError: formData is not iterable. I am trying to collect and create an object from different child components using hooks. There are multiple child components which will update a state in the parent and create a main object to send it to API. // creating a hook const [formData, setFormData] = useState ( {}); // Getting data … WebNov 30, 2024 · Thanks. That does the trick. I do get a warning ` Line 43:8: React Hook useEffect has a missing dependency: 'appUser'. Either include it or remove the dependency array. rcdts hmrc

react hooks - TypeError: Object is not iterable when I using …

Unhandled Rejection (TypeError): this.props.Quko is not iterable

WebLearn JavaScript Learn jQuery Learn React Learn AngularJS Learn JSON Learn AJAX Learn AppML ... It lets you loop over iterable data structures such as Arrays, Strings, Maps, NodeLists, and more: ... or var. iterable - An object that has iterable properties. Browser Support. For/of was added to JavaScript in 2015 . Safari 7 was the first browser ... WebMar 22, 2024 · You're essentially trying to do this on each iteration const [index, value] = this.state.pubsubtopics [0] // this is equivalent to const [index, value] = "one", for example. What you want to do is use this.state.pubsubtopics.entries (), which returns an array of key-value pairs. Here's an example: rcdts newsWebMar 10, 2024 · this led me to this errr statement Error: Objects are not valid as a React child (found: object with keys {answer}). If you meant to render a collection of children, use an array instead. – dude_blag sims 4 pet medicine fridge

"Web34 minutes ago · React JS - Uncaught TypeError: this.props.data.map is not a function 440 React - uncaught TypeError: Cannot read property 'setState' of undefined " - Data is not iterable react

Data is not iterable react

Uncaught TypeError: formData is not iterable - Stack Overflow

WebThe JavaScript exception "is not iterable" occurs when the value which is given as the right-hand side of for...of, as argument of a function such as Promise.all or … WebJun 14, 2024 · Sorted by: 2. Problem solved! First of all I need to add arguments to context constructor: export const MyContext = React.createContext ( [ [], () => {}]); Second - I involuntary used insted in App.js file. This tutorial showed bad way for creating Context (be aware!)

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WebApr 10, 2024 · TypeError: Invalid attempt to destructure non-iterable instance. In order to be iterable, non-array objects must have a Symbol.iterator method. for user when I import useAuth and it says that user is not an array. Followng is my firebase.js. import { getStorage } from 'firebase/storage'; // Import the functions you need from the SDKs you need ... WebDec 1, 2024 · Your initial state is an object, in handleChange, you are setting it as a list. It must stay an object {...inputList}

WebMar 10, 2024 · It simply indicates that the data returned by the endpoint is not a list or a list-like object so you can't do const [metaData, … WebApr 27, 2024 · Here is the error I get TypeError: pick is not iterable (anonymous function) src/App.js:28 25 const [playerTurn, setPlayerTurn] = useState ("X"); 26 27 useEffect ( () => { > 28 setPlayerOne ( [...playerOne, ...pick]); ^ 29 }, [pick, playerOne]); I have used .push () and that gives the same error. What am I missing here? javascript

WebOct 5, 2024 · After setting up the initial React project and calling data from the API using axios our object data will ... of statement creates a loop iterating over iterable objects, including: built-in ... WebMay 18, 2024 · react-hook-form / react-hook-form Public. Notifications Fork 1.7k; Star 34.3k. Code; Issues 3; Pull requests 5; Discussions; Actions; Projects 1; Security; Insights ... (data is not iterable) #5246. mason-smith opened this issue May 19, 2024 · 6 comments Labels. bug Something isn't working. Comments. Copy link

WebDec 31, 2024 · A java list of characters can be converted to an Iterable in Scala by utilizing toIterable method of Java in Scala. ... a buffer is returned and the elements are present in the order of the stated list and also duplicate elements are not eliminated here. Example:2# // Scala program to convert Java list ... Complete Machine Learning & Data ...

WebJul 29, 2024 · Full Stack Development with React & Node JS(Live) Java Backend Development(Live) Android App Development with Kotlin(Live) Python Backend Development with Django(Live) Machine Learning and Data Science. Complete Data Science Program(Live) Mastering Data Analytics; New Courses. Python Backend … rcd typ b frequenzumrichterWebApr 9, 2024 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research! But avoid …. Asking for help, clarification, or responding to other answers. rcdts internal rolesWebAug 22, 2024 · I'm trying to share data between component using ContextAPI in ReactJs. But I have a stuck when using it. This err is : "TypeError: Object is not iterable (cannot read property Symbol(Symbol.iterator))" at line 7: *const [state, dispatch] = useContext(AppContext);* This is my code. file context.js sims 4 petmate programmatic pet feederWebSep 14, 2024 · this.state is probably an Object, which is - indeed - not iterable (and therefore you can't use the spread operator on it). If you want to store an object in the localStorage, you can store it as a string, using: localStorage.setItem("userSubmit", JSON.stringify(this.state)); sims 4 pet immortalityWebSep 22, 2024 · First of all, make sure your res object has items and it must be an array. Then, change your forEach iterator to map, so it generates a new mapped array based on your res.items. let promises = res.items.map ( item => item.getDownloadURL () ); Promise.all (promises).then ( (downloadURLs) => { this.setState ( { urlImage: … rcd typ b vor typ aWebJun 26, 2024 · I get this mistake, but I don't really understand what's wrong... => typeerror: data.slice is not a function or its return value is not iterable. Why does this mistake happen and why is ... rcdts pcsWebOct 8, 2024 · react : array state is not iterable Ask Question Asked 1 year, 5 months ago Modified 1 year, 1 month ago Viewed 3k times 1 I have this array state : const [players, setPlayers] = useState ( []); I want every time I add a player, to add the new value in addition to the previous ones so I did this: rcd trip time as3000