千锋扣丁学堂iOS开发为您解答：
具体代码
int badgeCount = [UIApplication sharedApplication].applicationIconBadgeNumber;
[[UIApplication sharedApplication] setApplicationIconBadgeNumber:0];
[[UIApplication sharedApplication] cancelAllLocalNotifications];
[[UIApplication sharedApplication] setApplicationIconBadgeNumber:badgeCount];
内容全部来源于网络收集，如有侵权，请联系网站删除：QQ：24596024