sunddy_x的博客

获取选中对象的指定属性Id<el-select v-model="value" placeholder="请选择"> <el-option v-for="item in list" :key="item.Id" :label="item.Name" :value="item.Id"></el-option></el-select>有些情况下需要获取选中对象的全部数据, 添加value-key="Id", value-key为唯一性标识, 将

报错信息：[Vue warn]: Avoid mutating a prop directly since the value will be overwritten whenever the parent component re-renders. Instead, use a data or computed property based on the prop's value. Prop being mutated: "dialogVisible"避免直接更改prop，因为每当父组件重新渲染