Briefly understand the moment of UIApplicationDelegate's proxy call


/**  当应用程序启动完毕的时候调用 */
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
    return YES;
}

/**  当应用程序将要失去焦点的时调用(获取/失去焦点:能不能与用户交互) */
- (void)applicationWillResignActive:(UIApplication *)application {

}

/**  当应用程序进入后台的时候用 */
- (void)applicationDidEnterBackground:(UIApplication *)application {

}

/**  当应用程序进入进入前台时调用 */
- (void)applicationWillEnterForeground:(UIApplication *)application {

}
/**  当应用程序获取焦点的时调用 */
- (void)applicationDidBecomeActive:(UIApplication *)application {

}
/**  当应用程序终止时调用 */
- (void)applicationWillTerminate:(UIApplication *)application {

}
/**  当应用程序收到内存警告时调用 */
-(void)applicationDidReceiveMemoryWarning:(UIApplication *)application{

}

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Origin blog.csdn.net/woruosuifenglang/article/details/79681931