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How can I implement JavaScript set interval to fetch real-time cryptocurrency data?

avatarCross OutNov 27, 2021 · 3 years ago3 answers

I want to fetch real-time cryptocurrency data using JavaScript's set interval function. How can I implement this feature in my code? I want to continuously update the data without refreshing the page. Can you provide a step-by-step guide or code example?

How can I implement JavaScript set interval to fetch real-time cryptocurrency data?

3 answers

  • avatarNov 27, 2021 · 3 years ago
    Sure! Here's a step-by-step guide to implementing JavaScript set interval for fetching real-time cryptocurrency data: 1. First, you need to create a function that fetches the data from a cryptocurrency API. You can use the fetch() function or any other AJAX method. 2. Inside the function, you can update the data on your webpage by manipulating the DOM. You can use JavaScript to update the values of specific HTML elements. 3. Use the setInterval() function to call the fetch function at regular intervals. For example, you can set the interval to 5 seconds by using setInterval(fetchData, 5000). 4. Test your code by running it in a browser. You should see the data being updated automatically every 5 seconds. Hope this helps! Let me know if you have any further questions.
  • avatarNov 27, 2021 · 3 years ago
    Absolutely! Here's a code example that demonstrates how to implement JavaScript set interval for fetching real-time cryptocurrency data: ```javascript function fetchData() { fetch('https://api.example.com/cryptocurrency') .then(response => response.json()) .then(data => { // Update the data on your webpage document.getElementById('price').innerText = data.price; document.getElementById('volume').innerText = data.volume; }); } setInterval(fetchData, 5000); ``` This code fetches the cryptocurrency data from an API and updates the 'price' and 'volume' elements on your webpage every 5 seconds. Feel free to modify it according to your needs.
  • avatarNov 27, 2021 · 3 years ago
    Sure thing! Here's a simple step-by-step guide to implementing JavaScript set interval for fetching real-time cryptocurrency data: 1. Start by creating a JavaScript function that fetches the data from a cryptocurrency API. You can use XMLHttpRequest or fetch() to make the API call. 2. Inside the function, update the data on your webpage by manipulating the DOM. You can use JavaScript to update the values of specific HTML elements. 3. Use the setInterval() function to call the fetch function at regular intervals. For example, you can set the interval to 10 seconds by using setInterval(fetchData, 10000). 4. Test your code by running it in a browser. You should see the data being updated automatically every 10 seconds. That's it! You've successfully implemented JavaScript set interval to fetch real-time cryptocurrency data. Happy coding!