Need help with web scraping in React Native
I’m working on a mobile app that needs to grab info from websites with JavaScript. I know how to do this easily in NodeJS using tools like puppeteer, but I’m stuck when it comes to React Native.
I’ve tried using fetch and axios, but they only give me the HTML without running the JavaScript. I found a package that lets me use NodeJS in React Native on Android and iOS, but I’m not sure if that’ll work for browser automation.
Does anyone know if there’s a way to do something like puppeteer or playwright on mobile devices? I really need to be able to interact with JavaScript-heavy websites in my React Native app. Any ideas or alternatives would be super helpful!
hey ive had luck using react-native-webview for this kinda stuff. u can inject JS to interact with the page after it loads. its not perfect but works for most cases. just watch out for performance on older phones. also maybe check out cheerio-without-node-native for simpler scraping tasks. good luck!
I’ve actually wrestled with this exact problem in a recent project. Web scraping in React Native can be tricky, especially when dealing with JavaScript-heavy sites. While there’s no direct equivalent to Puppeteer for mobile, I found a workaround using react-native-webview.
You can load the target website in a WebView and inject custom JavaScript to interact with the page. This allows you to simulate user actions and extract data after the site’s JavaScript has run. It’s not as robust as Puppeteer, but it gets the job done for most cases.
One caveat: this approach can be resource-intensive, so you’ll want to optimize performance, especially on lower-end devices. Also, be mindful of legal and ethical considerations when scraping websites.
If you need more advanced features, you might consider moving the scraping logic to a backend service and having your app communicate with it via API calls. This gives you the full power of server-side tools while keeping your app lean.
I’ve faced similar challenges with web scraping in React Native. While there’s no direct equivalent to Puppeteer, I’ve had success using a combination of react-native-webview and custom JavaScript injection. This approach allows you to interact with JavaScript-heavy sites and extract data after the page has fully loaded.
However, be aware that this method can be resource-intensive on mobile devices. For more complex scraping tasks, you might consider offloading the work to a backend service and having your app make API calls to retrieve the data. This can improve performance and battery life for your users.
Additionally, look into libraries like cheerio-without-node-native, which can parse HTML in React Native environments. While not a full browser automation solution, it can be useful for simpler scraping tasks where you don’t need to execute JavaScript.