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Jan 04, 2019 3 mins

2 ways of React refresh page

2 ways of React refresh page 2 ways of React refresh page

Implementing page refresh functionality in a React app is a valuable feature that ensures users can update their browsers with the latest data from the server. Although browsers inherently provide a built-in page refresh button, there are instances where developers need more control over the reloading process. As programmers, the need arises to ensure that web pages reflect the most recent information fetched from servers, especially in dynamic applications where data changes frequently.

React facilitates the implementation of page refresh by allowing developers to manage the refresh behavior through various approaches. One common technique involves handling events triggered by user interactions, such as clicks or specific actions, and subsequently triggering a page reload programmatically. This allows developers to synchronize the application state with the server, ensuring that users always have access to the latest and most accurate data.

In scenarios where real-time updates or changes in data are crucial, incorporating a page refresh mechanism becomes essential. React’s flexibility enables developers to integrate such functionalities, enhancing the overall user experience by keeping the application content in sync with the backend servers.

Whether it’s a manual trigger by the user or an automated process to maintain data accuracy, the ability to implement page refresh in a React app showcases the versatility and control that developers can exert over their applications.

How to do page refresh in react programmatically?

Refreshing a page programmatically in React can be achieved using the reload method provided by the Location interface in the HTML DOM API. In the example code snippet, a React functional component named App is presented, showcasing how to implement a page reload method.

The reloadPage function is defined, and it utilizes window.location.reload(false) to trigger the reload operation. This function is then invoked when the user clicks on the “Reload Page” button within the React application.

import './App.css';

function App() {

  function reloadPage() {
    window.location.reload(false);
  }

  return (
    <div className="App">
      <header className="App-header">
        <button onClick={reloadPage}>
          Reload Page
        </button>
      </header>
    </div>
  );
}

export default App;

It’s worth noting that React, being a dynamic web development framework, provides various optimized ways to update web pages or components dynamically without the need to refresh the entire page. In scenarios where only specific components or sections of the page need to be updated based on changes in the application state, React’s virtual DOM efficiently handles these updates, resulting in a smoother and more responsive user experience.

Additionally, an alternative method for refreshing a page in React involves using the href property of the Location interface. Setting an empty string to window.location.href can achieve a similar reloading effect. However, the choice between these methods depends on the specific requirements of the application, and developers should consider the pros and cons outlined in the official documentation for each approach.

import './App.css';

function App() {

  function reloadPage() {
    window.location.href = ""
  }

  return (
    <div className="App">
      <header className="App-header">
        < button onClick = {
          reloadPage
        } >
          Reload Page
        </button>
      </header>
    </div>
  );
}

export default App;

React Reload Page Demo

To access this demonstration, you can watch the video by following the link: React Reload Page Demo. Whether you’re a beginner looking to grasp the fundamentals or an experienced developer seeking a quick reference, video demonstrations often provide a comprehensive understanding of the topic.

FAQ

Q: You are running create-react-app x.x.x, which is behind the latest release (y.y.y)
A:You will see this message in the terminal when you are trying to install a new react app using global ‘create-react-app’ module.  To fix this run the following command based on you package manager. Once the process has been completed, the execute ‘npx create-react-app my-app’ command again. Sometimes you may need sudo access to run this command. 

npm uninstall -g create-react-app
yarn global remove create-react-app

Q: How to update npm globally?
A:Sometimes you may need sudo permission to perform this operation.

npm install -g npm@<latest version>
Ex: npm install -g npm@9.2.0

Q: How to fix npm ERR! Error: EACCES: permission denied?
A:Try your npm command with sudu access.


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