相关疑难解决方法(0)

我正在尝试将列表中的元素打印到新行上,但我无法将其工作;

printElements :: [String] -> IO()
printElements (x:xs) =  print x (some kind of newline, then loop?) printElements xs

所以这:

["1","2","2","4"]

会给:

1
2
3
4