- (BOOL)应用程序:UIApplication(*)应用didFinishLaunchingWithOptions: launchOptions (NSDictionary *) { CustomURLCache * urlCache=[[CustomURLCache alloc] initWithMemoryCapacity: 20 * 1024 * 1024 diskCapacity: 200 * 1024 * 1024 diskPath:零 cacheTime: 0]; [CustomURLCache setSharedURLCache urlCache):; }