changedef(index) {
debugger
var arr= JSON.parse(JSON.stringify(store.state.gigi.extdata))
arr[index].defValue=this.optionList[index].defValue
store.commit("gigi/set_extdata",arr)
// this.$set(store.state.gigi.extdata[index],"defValue",this.optionList[index].defValue)
},
<div class="delete-right" v-else>
<!-- <span>{{ getattrvalue(index) }}</span>-->
<van-field input-align="right" v-model="optionList[index].defValue" @blur="changedef(index)"/>
</div>
标签：index,arr,item,绑定,defValue,extdata,时深,gigi,store From： https://www.cnblogs.com/laroux/p/16852040.html