I am trying to learn React on my own but having trouble creating a simple navbar for my web page. I would like to place the navbar in the index.jsx file so that it shows up at the top of the page; below is what I have in the index.jsx file.
I am trying to make an react app using webpack and when I try to run npm start it should load http://localhost:3333 but it says site cannot be reached, here is my webpack config: And here is my script object from package.json: “start”: “webpack-dev-server”. I have already installed webpack & webpack-dev-server globally. Check below image which I am getting: … Read more
The way we usually use import is based on relative path. . and .. are similar to how we use to navigate in terminal like cd .. to go out of directory and mv ~/file . to move a file to current directory. In your case, App.js is in src/ directory while header.js is in src/components. To import you would do import Header from ‘./components/header’. This roughly translate to in my current directory, find the components folder that … Read more
This happens because you put bracket of return on the next line. That might be a common mistake if you write js without semicolons and use a style where you put opened braces on the next line. Interpreter thinks that you return undefined and doesn’t check your next line. That’s the return operator thing. Put your opened bracket on … Read more
Think of it like you’re just calling JavaScript functions. You can’t use a for loop where the arguments to a function call would go: See how the function tbody is being passed a for loop as an argument – leading to a syntax error. But you can make an array, and then pass that in as an argument: You can basically … Read more
So after a number of tries, I found it working. Please follow the order sequence it’s very important else it won’t work
Check out this link (Running react-native run-ios occurs an error?). It appears to be a problem with the location of Command line tools. In Xcode, select Xcode menu, then Preferences, then Locations tab. Select your Xcode version from the dropdown and exit Xcode.
clsx is generally used to conditionally apply a given className This syntax means that some class will only be applied if a given condition evaluates to true In this example [classes.menuOpen] (which will evaluate to something like randomclassName123) will only be applied if open === true clsx basically outputs a string interpolation. So you don’t have to necessarily use it, although is a common practice. … Read more
clsx is generally used to conditionally apply a given className This syntax means that some class will only be applied if a given condition evaluates to true In this example [classes.menuOpen] (which will evaluate to something like randomclassName123) will only be applied if open === true clsx basically outputs a string interpolation. So you don’t have to necessarily use it, although is a common practice. … Read more
Function ComponentsThese can be written as normal functions that take a props argument and return a JSX element. What about React.FC/React.FunctionComponent? You can also write components with React.FunctionComponent (or the shorthand React.FC): Some differences from the “normal function” version: It provides typechecking and autocomplete for static properties like displayName, propTypes, and defaultProps – However, there are currently known issues using defaultProps with React.FunctionComponent. See this issue for details … Read more