StackOverflow 文档 Objective-C Language 教程 NSArray 创建 NSArray 实例 创建 NSArray 实例 Created: November-22, 2018 NSArray *array1 = [NSArray arrayWithObjects:@"one", @"two", @"three", nil]; NSArray *array2 = @[@"one", @"two", @"three"]; 访问元素NSArray