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遍历vue里面的数据。得到的数组。多了个后缀__ob__: Observer怎么处理？

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遍历vue里面的数据。得到的数组。多了个后缀__ob__: Observer怎么处理？

网上说，使用JSON.parse(JSON.stringify(this.list)）这个方法

但是为什么我使用前后。数据毫无变化？

哪里出问题了呢？
请问正确的方法是什么？
image.png
image.png


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by (71.8m points)

__ob__属性是vue添加的，拷贝后不要赋值到this上就可以了


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