一系列双打目标c

Question

是否有这样的东西NSMutableArray会直接采取双打而不将它们放入@""？

Answer 1

你只能将对象放入NSMutableArray.但你可以NSNumber像这样包装你的双打:

NSMutableArray *array = [[NSMutableArray alloc] initWithCapacity:0];
[array addObject:[NSNumber numberWithDouble:0.12345]];
[array addObject:[NSNumber numberWithDouble:5.43210]];