I have a react component that gets data from an API end point. For the purposes of debugging when I call the API I log the result of the API call to the console and it looks like this: The problem I have is that when I try to render the BreadCrumbLinks Property in my component I get this error:
Tag: react-component
I am trying to draw circles and add popup on a map, but i keep getting errors. Cannot read properties of undefined (reading ‘lng’)
This piece of code is from my App.js I am using this as the default location of the map once the app opens const [mapCenter, setMapCenter] = useState({lat: 34.80746, lng: -40.4796}); I use this to update the location of the map, as selected from the dropdown menu, I am getting the lat and lng from data pulled from an endpoint
updating a useState to the value that it’s already holding inside of a custom React hook causes infinite re-render
The above will cause an infinite re-render. I had to solve by doing this: This is not the behavior inside of React components. Inside a component, if I set a useState to true when it is already true, then it will not cause re-render. Can someone confirm this behavior and explain why it causes infinite re-render inside of a Hook
Uncaught DOMException: Failed to execute ‘createElement’ on ‘Document’: The tag name provided
i had created card component and i called in my ProductPage.js after that i am getting error like Uncaught DOMException: Failed to execute ‘createElement’ on ‘Document’: The tag name provided (‘/static/media/Card.c3b0a67ff849f2bda062.JS’) is not a valid name. initially it was div and i change to card after that i am getting above error if changed div then it is working fine
Returning value from React child component
I am beginner in React so I apologize if this is a basic question. I am trying to build an online Sudoku grid using ReactJS but I am unable to render the digits in the field. I have made two components one being the Sudoku.js which renders the complete sudoku block and other being Node.js which consists of an input
How to use useRef hook properly in react Functional Component?
I have a JavaScript snippet and I’m trying to implement the same in react. Here is the snippet. For more details about the snippet, please refer this codepen. When I scroll I’m just adding a class to the an element and removing when a certain condition is met using scroll eventListerner. Here is how I tried in react with the
React: Props sent by parent are not the same received by child
Basically the title sums it all, I’m sending a prop to a child and comes different. I make a console.log just before rendering of parent and the prop is OK and make a console.log of same prop at the beginning of Child component and it’s different. This is the parent: And this is the child (I removed mostly everything from
having n states in react, assuming that n won’t be received in props
How could I have n states in a React component Assuming that the component won’t receive this n value in any props, is something that it will get from a database Using useState will create the state, setState for each pair, but I need n pairs Rafael Answer JavaScript arrays doesn’t have a fixed length. You can do something like
defining a function to pass it as props, but I get a compiling error
I have a react component that is trying to pass a function to another component, the problem is that I’m not being able to define the function, it throws a compiling error What am I missing? Rafael Answer You declared component as functional, but trying to create a class method. You should either use class component: with 2 methods: createActivity
How to add two states to my component inputText in OnChangeText
I need to add two parameters to my onChangeText, but I don’t know how I can do that, My component is: The functions HandleDDD and Handle CelNumber are call where my param phone is true, but i need this change state with my onChangeValue aways, but the way I did, not work can you help me? Answer From on your