[Feature Request] Optimizing Tree Table

[a15965734368]

Existing Component

是

Component Name

Table

Description

1.树形表格组件可以自定义在哪一列显示
2.树形表格展开按钮图标可以自定义【展开、收起】，或是设置一个插槽自定义控制按钮
3.树形表格子数据key现在只能是children，允许自定义key名

[element-bot]

Translation of this issue:

Existing Component

yes

Component Name

Table

Description

1. Tree Form Component can customize which column to display.

2. The tree form expansion button icon can be customized to expand or close, or a slot customization control button can be set.

3. Tree table subdata key can only be children now, allowing custom key names