![]() They're both based on the same code, including a common JavaScript engine and rendering engine. No, Chrome for Android is separate from WebView. # Does this mean Chrome for Android is using the WebView? Those requests always use the default user-agent string. You can't set the user-agent string used for XMLHttpRequests made from JavaScript. This method only changes the user-agent string for requests sent by the WebView itself. You can set the user-agent by using the Java setUserAgentString method. # How do I set the user-agent of the WebView? Refer to Chrome User Agent Strings for an example. The new WebView adds Chrome/_version_ to the user-agent string. Checkout this Android Developer blog post for more details. The WebView will auto-update for mobile devices with Android L and above.įor future proofing you app, you can use the Beta WebView to test versions of the WebView before it's launched. The WebView in Android L can be updated via the Play Store, so you need to check the latest version on the device under App Settings. The developer preview version number is 36.0.0.0.Ĭaution: You cannot publish apps using the L Developer Preview to the Google Play store. The updated WebView shipped with Android 4.4.3 has the version number 33.0.0.0.Ī developer preview WebView is shipping with the Android L Developer Preview. This WebView does not have full feature parity with Chrome for Android and is given the version number 30.0.0.0. ![]() The WebView shipped with Android 4.4 (KitKat) is based on the same code as Chrome for Android version 30. # WebView FAQ # What version of Chrome is it based on? The new WebView also supports remote debugging using the Chrome DevTools. If you're primarily planning to show external web content inside of your app, you should consider Custom Tabs instead.įor tips on scaling WebView content for mobile devices, see Pixel-Perfect UI in the WebView. If you're a web developer looking to start developing a WebView-based Android application, see Getting Started: WebView-based Applications for Web Developers. To see what version of Chrome is currently used on a Lollipop device, simply go to Settings < Apps < Android System WebView and look at the version. ![]() In Android 5.0 (Lollipop), the WebView has moved to an APK so it can be updated seperately to the Android platform. New Webviews also share the same rendering engine as Chrome for Android, so rendering should be much more consistent between the WebView and Chrome. WebViews now include an updated version of the V8 JavaScript engine and support for modern web standards previously missing in old WebViews. I wrote my own workaround forceReload() function that works on Windows Chrome, Chrome for Android, and Chromium: window.Since Android 4.4 (KitKat), the WebView component is based on the Chromium open source project. Now you have to press Ctrl + Shift + R or Shift + F5. Used to work to force reload to clear the cache. Only on desktop and not automatable: Ctrl + R. I also had no success on temporarily changing the cache meta tags in the HTML header. I need a way to clear the current cache or all cache from the same origin domain via JavaScript, so I can make sure the update rollout of my web app arrives without errors. Read this SO post, What requests do browsers' “F5” and “Ctrl + F5” refreshes generate? So you can visit any site through incognito mode to request fresh content everytime.įor more interesting discussion on the what does Ctrl+ F5 or force refresh does, Thus, even Ctrl+ F5 may return an old version of the page if the server ignores the no-cache header.īrowsing through incognito mode disables history and cache. Note: While Ctrl+ F5 will cause the browser to throw out the cache and request new contents from the server, the server may ignore the no-cache header and serve a server-side cached page. Select the "Cache" Checkbox (and other options like Browser data, Cookies, Password etc if you want) and select "Clear". You find this under, Settings > Privacy > CLEAR BROWSING DATA To clear all the website cache use the global browser cache data. The above javascript work only for a specific website which you have currently opened. This will fetch all the contents from the server instead of picking the elements cached in your browser(thus bypassing the browser cache).īypass Cache data for all websites(Global cache) According to this MDN page on Force reloading the current page from the server, javascript:location.reload(true)Įnter the above code in the browser address bar and hit Enter key. This needs a simple javascript code to be run in the address bar for bypassing the cache and fetch contents from the server instead of the browser cache.
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