+(void)setAppIconNumber:(NSInteger)num{
if ([UIParam getIOSVersion]>8.0) {
UIUserNotificationSettings *settings = [UIUserNotificationSettings settingsForTypes:UIUserNotificationTypeBadge categories:nil];
[[UIApplication sharedApplication] registerUserNotificationSettings:settings];
} UIApplication *app = [UIApplication sharedApplication];
// 应用程序右上角数字
app.applicationIconBadgeNumber = num;
}