新增树分割组件TreePanel

ruoyi-ui/src/views/system/dict/data.vue

@@ -345,7 +345,7 @@ export default {
     // 多选框选中数据
     handleSelectionChange(selection) {
       this.ids = selection.map(item => item.dictCode)
-      this.single = selection.length!=1
+      this.single = selection.length != 1
       this.multiple = !selection.length
     },
     /** 修改按钮操作 */
@@ -359,7 +359,7 @@ export default {
       })
     },
     /** 提交按钮 */
-    submitForm: function() {
+    submitForm() {
       this.$refs["form"].validate(valid => {
         if (valid) {
           if (this.form.dictCode != undefined) {