今天遇到这个问题,遇到这个问题多数因为:key值的问题
第一种情况(key重复)
<div
class=
"name-list" v-
for=
"(item,index) in list" :key=
"item.sid">
{{item.name}}
</div>
list: [
{
sid:1,
name:"张三",
},
{
sid:1,
name:"李四",
},
]
第二种情况(页面上有两个for循环同一个数组,导致key重复)
<div
class=
"name-list" v-
for=
"(item,index) in list" :key=
"index">
{{item.name}}
</div>
<div
class=
"name-list" v-
for=
"(item,index) in list" :key=
"index">
{{item.name}}
</div>
第二种解决
<div
class=
"name-list" v-
for=
"(item,index) in list" :key=
"index + ''_index">
{{item.name}}
</div>
<div
class=
"name-list" v-
for=
"(item,index) in list" :key=
"'index_' + index">
{{item.name}}
</div>
1.解决这些问题找到其根源就好了。祝大家撸码之路顺畅无阻、
转载于:https://www.cnblogs.com/zwp06/p/10741487.html
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