我给NSMutableArray
添加对象之后,它就变成nil
了(在NSLog中检查的)
代码
guests = [[NSMutableArray alloc]init];
guests = [localDictionary objectForKey:@"guestsArray"];
[guests addObject:@"1"];
[guests addObject:@"12"];
[guests addObject:@"31"];
if(guests == nil)
{
NSLog(@"WHY?");
}
请大家帮忙指点一下为什么会这样和怎么解决,谢谢