Custom elements in iteration require ‘v-bind:key‘ directives

其他 2021-03-19 16:33:25 阅读次数: 0

Custom elements in iteration require ‘v-bind:key’ directives

遇到了如下错误
在这里插入图片描述
原因：
v-for之后必须要跟 :key属性
解决：

在这里插入图片描述
这里的key不能和前面item一样否则在浏览器端会报
这个错误

Duplicate keys detected: ‘[object Object]’. This may cause an update error.

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转载自blog.csdn.net/d1063270962/article/details/109511421

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