Listing 11: Expressing constraints on element types.

清单11：表示元素类型的约束。

youdao

Start fires on element open.

start在元素打开时触发。

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End fires on element close.

end在元素关闭时触发。

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So the first one here is something called insertion sort which amounts to going through the list, taking the first thing that you see and inserting that element into its correct place, - then moving on to the next one, dealing with what element-- whatever element you're given and putting it in its right place.

首先是插入排序,在此算法中，需要遍历整个列表,将你遇到的第一个元素放在其正确的位置，然后移动到下一个元素，继续处理-,不管是什么元素,都将其插入到合适的位置。

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