优化单据列表和录入界面，完善提示字符

jshERP-web/src/views/bill/AssembleList.vue

@@ -14,7 +14,7 @@
               </a-col>
               <a-col :md="6" :sm="24">
                 <a-form-item label="商品信息" :labelCol="labelCol" :wrapperCol="wrapperCol">
-                  <a-input placeholder="请输入条码、名称、规格、型号、颜色、扩展信息" v-model="queryParam.materialParam"></a-input>
+                  <a-input placeholder="条码/名称/助记码/规格/型号/颜色/品牌/制造商" v-model="queryParam.materialParam"></a-input>
                 </a-form-item>
               </a-col>
               <a-col :md="6" :sm="24">
@@ -51,7 +51,7 @@
                 </a-col>
                 <a-col :md="6" :sm="24">
                   <a-form-item label="操作员" :labelCol="labelCol" :wrapperCol="wrapperCol">
-                    <a-select placeholder="选择操作员" showSearch optionFilterProp="children" v-model="queryParam.creator">
+                    <a-select placeholder="请选择操作员" showSearch optionFilterProp="children" v-model="queryParam.creator">
                       <a-select-option v-for="(item,index) in userList" :key="index" :value="item.id">
                         {{ item.userName }}
                       </a-select-option>
@@ -60,7 +60,7 @@
                 </a-col>
                 <a-col :md="6" :sm="24">
                   <a-form-item label="单据状态" :labelCol="labelCol" :wrapperCol="wrapperCol">
-                    <a-select placeholder="选择单据状态" v-model="queryParam.status">
+                    <a-select placeholder="请选择单据状态" v-model="queryParam.status">
                       <a-select-option value="0">未审核</a-select-option>
                       <a-select-option value="9" v-if="!checkFlag">审核中</a-select-option>
                       <a-select-option value="1">已审核</a-select-option>
@@ -180,9 +180,9 @@
           materialParam: "",
           type: "其它",
           subType: "组装单",
-          depotId: "",
-          creator: "",
-          status: "",
+          depotId: undefined,
+          creator: undefined,
+          status: undefined,
           remark: ""
         },
         prefixNo: 'ZZD',