1
2- (void) foo {
3   NSArray* a = @[];
4   NSDictionary* b = @{};
5   NSArray<NSString*>* array = @[@"hello", @"world"];
6   NSDictionary<NSString*, NSString*>* dictionary = @{@"foo":@"bar", @"foo2":@"bar2"};
7
8   	NSString* const type = [pasteboard availableTypeFromArray:@[NSPasteboardTypeString]];
9}
10