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我有這樣的方法將事件添加到iOS日曆:Xcode中檢查錯誤管理事件
-(IBAction)addEvent:(id)sender
{
EKEventStore *eventStore = [[EKEventStore alloc] init];
EKEvent *event = [EKEvent eventWithEventStore:eventStore];
event.title = nome;
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateFormat:@"YYYY/MM/dd"];
event.startDate = [formatter dateFromString:startdate];
event.endDate = [formatter dateFromString:enddate];
event.allDay = TRUE;
[event setCalendar:[eventStore defaultCalendarForNewEvents]];
NSError *err;
[eventStore saveEvent:event span:EKSpanThisEvent error:&err];
NSLog(@"%@", err);
[formatter release];
}
我想測試* ERR如果註冊成功做彈出警報視圖。
如果是* err爲null:是否正確?如果* err = null,我必須彈出警報視圖。 任何人都可以確認嗎? 謝謝