I am fairly experienced with PHP and Wordpress theming, but now struggling with the new Gutenberg editor. I have created a custom block plugin, which involves a lot of JS (React). To the latter I am a bit new. The block is creating a simple wrapper div with a html lang attribute assigned to it based on the input of
Tag: reactjs
How to Set port in next.js
one application is running on port 3000 and I want to run another application on a different port of the default port. How I change this in React Next.js. My package.js script is and start script command is npm run dev Answer This work for me
Button Navigation in Material UI Drawer
I am using a basic implementation of Material UI drawer. I modified the code on their website. They have used buttons. Now when I click at a button for example ‘INBOX’, I want to go to a new page. The new page is at ‘/new’. I used Route from react router to create this. Now, how can I edit my
What exactly is used for in React Router?
I am new to React learning , and was trying to build an app using react-router-dom. I was able to implement basic routing when I came across the term ‘switch’. Can anyone please explain me with a use-case example where we use switch and what is its use? Answer Since you are new am going to take a bit more
What’s the best way to avoid react-hooks/exhaustive-deps?
I currently use the useEffect hook to run some function or update a variable as an effect of another value/variable being changed example: I am using the above code to update a variable after another variable has changed, however i keep getting the warning that React Hook useEffect has a missing dependency ‘types and obviosuly when i include ‘types’ as
How to update “prevState” in react.js? [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 3 years ago. Improve this question I have got a list of array of objects. I want to update the state. When I click on the 1st item of the array,
React: How to mock Auth0 for testing with Jest
I’m using React(react-create-app and TypeScript). Login is made with Auth0. I want to write tests with Jest, and I found this ressource which is basically the only thing around that speaks about Mocking the Auth0 object. So my code looks like this: But I end stuck with this error: Property ‘mockReturnValue’ does not exist on type ‘() => IAuth0Context |
TypeScript React.FC confusion
I am learning TypeScript and some bits are confusing to me. One bit is below: For both functional components above, I see TypeScript generates the same JS code. The PrintName2 component seems more streamlined to me as far as readability. I wonder what’s the difference between the two definitions and if anyone is using second type of React component? Answer
Why I can’t install React and uninstall create-react-app in my system?
I have tried so many ways. But I can’t find any solution. The problem is I can’t install ReactJS in my system. Here is the message I get when complete my installation process. A template was not provided. This is likely because you’re using an outdated version of create-react-app. Please note that global installs of create-react-app are no longer supported.
Get tests running time with Jest
Is there any way to know how long my tests take without doing it programmatically with Jest? To be clear, I know that if I add a variable to get the current time before each test and then log this when my test completes I’ll get this information, but I want this automatically, maybe with some Jest configuration. Answer You