element-ui 表单复杂数据类型校验

　　　　　　　　　　　　　　<div>
                            <div class="subTitle">添加场景标准</div>
                            <div class="flexBox">
                                <el-form-item label="选择区域" prop="hotel_area" style="flex:1;margin-right:20px;">
                                    <el-select v-model="ruleForm.hotel_area" value-key="id" multiple filterable 
                                    allow-create placeholder="选择区域" @change="addArea" @remove-tag="removeArea">
                                        <el-option
                                        v-for="item in areaList"
                                        :key="item.id"
                                        :label="item.title"
                                        :value="item">
                                        </el-option>
                                    </el-select>
                                </el-form-item>
                                <el-button type="primary" size="small" @click="addArea">添加</el-button>
                            </div>
                            <div>
                                <div class=" areaBox" v-for="(item,index) in ruleForm.hotel_area_con" :key="index">
                                    <div class="del" @click="removeArea(item)">删除</div>
                                    <el-form-item :label="item.title" :prop="`hotel_area_con[${index}].hardware`"  :rules="{ required: true, message: '添加硬件设施标准', trigger: 'blur' }">
                                        <el-input v-model="item.hardware" placeholder="添加硬件设施标准"></el-input>
                                    </el-form-item>
                                    <el-form-item :prop="`hotel_area_con[${index}].clean`" :rules="{ required: true, message: '添加清洁卫生标准', trigger: 'blur' }">
                                        <el-input v-model="item.clean" placeholder="添加清洁卫生标准"></el-input>
                                    </el-form-item>
                                    <el-form-item :prop="`hotel_area_con[${index}].service`" :rules="{ required: true, message: '添加服务水平标准', trigger: 'blur' }">
                                        <el-input v-model="item.service" placeholder="添加服务水平标准"></el-input>
                                    </el-form-item>
                                </div>
                            </div>
                        </div>