Course Content

  • 5. Iterations and conditions

Course Content

FAQs

React's conditional rendering operates in the same way that JavaScript's conditions do. Create items expressing the current state using JavaScript operators like if and the conditional operator, and let React adapt the UI to match them. Depending on the value of the isLoggedIn parameter, this example renders a different greeting.

You can create different components in React that contain the behaviour you require. Then, based on the status of your application, you can render only some of them. React's conditional rendering operates in the same way that JavaScript's conditions do.

The conditions in React are:

  • If-else statements
  • Switch statements
  • Reducers

Some of the conditions in React are:

  • onChange: when the value of a property changes, this will trigger the callback function
  • onClick: when the user clicks something, this will trigger the callback function

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