修改

src/views/digital/signer.vue

@@ -227,18 +227,9 @@
                                 placeholder="请输入元素表名称进行模糊检索" 
                                 style="flex: 1;" 
                                 filterable clearable multiple
-                                :popper-options="{ 
-                                        modifiers: { 
-                                            computeStyle: { 
-                                                enabled: true, 
-                                                fn(data) { 
-                                                    data.styles.maxHeight = '30px'; // 设置最大高度为一行
-                                                    data.styles.overflowY = 'auto'; // 启用垂直滚动
-                                                    return data; 
-                                                } 
-                                            } 
-                                        } 
-                                    }"
+                                collapse-tags
+
+                
                                  >
                                 <el-option
                                     v-for="item in elementTableOptions"
@@ -374,6 +365,7 @@
                     this.elementTableOptions.forEach(item => {
                         newVal.forEach(tableName => {
                             if (item.value === tableName) {
+                                item.checked = true;
                               arr.push(item)
                             }
                         });
@@ -462,7 +454,7 @@
                     }
                 });
             },
-        
+           
             getDataTypelist() {
                 if (this.dataTypeList.length > 1) {
                     return;
@@ -739,4 +731,7 @@ margin-top: -20px;
     max-height: 30px !important;
     overflow-y: auto !important;
 }
+</style>
+<style lang="scss" >
+
 </style>