JSX is an XML-like syntax extension to JavaScript used by React to create powerful and dynamic user interfaces. JSX provides a concise and familiar syntax for defining tree structures with attributes, similar to HTML. React components are written using this syntax, which helps to make code more readable and easier to write. JSX elements are transformed into JavaScript objects that React can use to create a user interface.
JSX is different from other JavaScript libraries and frameworks because it allows developers to write HTML-like syntax within JavaScript code. This makes it easier to work with and understand, as the code looks more like what developers are already used to. Additionally, the syntax is easier to read and understand, making it less likely to make mistakes.
The use of JSX in React provides several benefits for developers, such as improved readability, faster development, better maintainability, improved performance, and increased reusability. This makes it easier for developers to create powerful and dynamic user interfaces.