Android清除WebView缓存

代码

/*** 清除缓存** @param context 上下文*/public static void clearCache(Context context) {try {if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { // 清除cookieCookieManager.getInstance().removeAllCookies(null);} else {CookieSyncManager.createInstance(context);CookieManager.getInstance().removeAllCookie();CookieSyncManager.getInstance().sync();}new WebView(context).clearCache(true);File cacheFile = new File(context.getCacheDir().getParent() + "/app_webview");clearCacheFolder(cacheFile, System.currentTimeMillis());} catch (Exception e) {e.printStackTrace();}}private static int clearCacheFolder(File dir, long time) {int deletedFiles = 0;if (dir != null && dir.isDirectory()) {try {for (File child : dir.listFiles()) {if (child.isDirectory()) {deletedFiles += clearCacheFolder(child, time);}if (child.lastModified() < time) {if (child.delete()) {deletedFiles++;}}}} catch (Exception e) {e.printStackTrace();}}return deletedFiles;}

参考：https://blog.csdn.net/Fantasy_Lin_/article/details/104068174