文件下发添加：收文单位未选择时显示的文本

ruoyi-admin/src/main/resources/templates/system/fileprovide/add.html

@@ -98,7 +98,7 @@
                     <div class="form-group">
                         <label class="col-sm-4 control-label is-required">收文单位：</label>
                         <div class="col-sm-8">
-                            <select  name="targetDepart" class="form-control select2-multiple" required multiple>
+                            <select  name="targetDepart" id="targetDepart" class="form-control select2-multiple" required multiple>
                                 <option th:each="item : ${dept}" th:if="${item.deptId != 100}" th:text="${item.deptName}" th:value="${item.deptName}" ></option>
                             </select>
                         </div>
@@ -239,6 +239,12 @@
             minView: "month",
             autoclose: true
         });
+        $(function() {
+            $('#targetDepart').select2({
+                placeholder: "请选择收文单位",
+                allowClear: true
+            });
+        })
     </script>
 </body>
 </html>