ElemeFE / ElemeFE/element

[bug report] El cascade user defined content, click the secondary menu to select, and the second selection will return to the first selected menu

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#21,004 3 comments 0 reactions 0 assignees View on GitHub
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Description

### Element UI version
2.15.1

### OS/Browsers version
window

### Vue version
2.6.12

### Reproduction Link
https://codepen.io/yangjialing/pen/wvJMQqO

### Steps to reproduce
第一次:选中 东南 -->上海,
第二次: 选中 西北 --> 陕西,第二次点击选中后跳到第一次的菜单

### What is Expected?
第二次选中 西北--陕西,还是停留在西北---陕西

### What is actually happening?
第二次: 选中 西北 --> 陕西,第二次点击选中后跳到第一次的菜单

### 产生的原因是:
1. multiple 多选情况下,checkValue没有更新,在\packages\cascader-panel\src\cascader-panel.vue,执行了syncActivePath方法,所以每次选中第一个,请问有什么方法可以处理这种情况

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