我有一个声明如下的NSMutableArray: var operatingDays = NSMutableArray() 接下来,我将对象添加到数组中,如下所示: for operatingDays为此,我使用cellForRowAtIndexPath中的代码,如下所示: cell.operationalDays.text = (operatingDays[indexPath.row] as AnyObject
所以我想知道当我这样做的时候会发生什么NSMutableArray *arr2 = [[NSMutableArray[self changeValue:[arr2 objectAtIndex:2]]; //function that will modify what is sent to it
1)我甚至可以在nsmutablearray2)如果我要访问arr1中</e