The main difference here is that you're using the compare function directly. Here is the list of German words.

主要的区别在于直接使用了compare函数。

youdao

This difference is important when you write functions that are supposed to modify lists. For example, this function does not delete the head of a list.

这以区别相当重要，尤其是当你写一些要修改列表的函数的时候。比如下面这个函数并没有能够删除列表的第一个元素。

youdao