Duplicate keys detected: ‘0‘. This may cause an update error.

问题

vue报错
Duplicate keys detected: ‘0‘. This may cause an update error.

原因

<div v-for=“(item,id) in items” :key="id”>{{item.name}}  

"id”>{{item.address}} div>

:key重复了。

解决办法

使其key不冲突

<div v-for=“(item,id) in items” :key="'a'+id”>{{item.name}}  

"'b'+id”>{{item.address}} div>