WebAug 20, 2024 · Array.map is not iterable - React JavaScript Exotic February 18, 2024, 11:57am #1 Im making a self-project - a quiz app. It gets random strings from an api which generates a random object of 5 questions, including correct answers and wrong answers and the like . Code WebOct 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:
React todo app: "TypeError: t is not iterable". What am I missing?
Web1 Answer. In your first example you used for..of which cannot be used on objects but on strings and arrays. To iterate an object either use for..in construct or you get the keys of the object into an array by using Object.keys (). const text = { name: "Coptic", ranges: [ [994, 1008], [11392, 11508], [11513, 11520]], direction: "ltr", year: -200 ... 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 smith and hawken pot for bulb has no hole
Uncaught (in promise): TypeError: data.data is not iterable
WebSep 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: … WebAug 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 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. rite aid pharmacy barnes