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React is a JavaScript library for building user interfaces. This is a structured and interactive version of the w3schools React Tutorial together with the w3schools certification. The course is self-paced with text based modules, practical interactive examples and exercises to check your understanding as you progress.
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React Props are like function arguments in JavaScript and attributes in HTML. To send props into a component, use the same syntax as HTML attributes: Example. Add a "brand" attribute to the Car element: const myElement = <Car brand="Ford" />; The component receives the argument as a props object: Example. Use the brand attribute in the component:
useState accepts an initial state and returns two values: The current state. A function that updates the state. Example: Initialize state at the top of the function component. import { useState } from "react"; function FavoriteColor() { const [color, setColor] = useState(""); } Notice that again, we are destructuring the returned values from ...
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