有谁知道我如何在Swift中显示事件View，在Objective-C中我知道它会是这样的，但我无法在Swift中弄明白NSArray*ActItems;ActItems=@[[NSStringstringWithFormat:@"mytext"]];UIActivityViewController*actviewcon=[[UIActivityViewControlleralloc]initWithActivityItems:ActItemsapplicationActivities:nil];[selfpresentViewController:actviewconanimated