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点击排序有问题 #29

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fengzi2016 opened this issue Jun 17, 2021 · 0 comments
Open

点击排序有问题 #29

fengzi2016 opened this issue Jun 17, 2021 · 0 comments

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@fengzi2016
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examples/sort-tabel.html 每次点击之后都会生成一些新的元素，不符合预期。
原始的：
image
点击后：
image
这是因为 listDiff 产生的diffs 里的 moves 表示要将user5插入到index 0，将index = 1元素删除(也就是user1)，将user1插入到index4
image

而这段代码中：
image
只插入了节点user5，没有删除节点user5

MDN中说insertBofore如果是已有DOM中的引用会调整位置，而不需要删除，这里没有起效果
image
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@fengzi2016