[Bug Report] Cascader getCheckedNodes 在搜索后，在触发的change事件中无法获取到选中的节点

[robinwp]

Element UI version

2.9.2

OS/Browsers version

window10 chrome

Vue version

2.6.10

Reproduction Link

https://jsfiddle.net/robinwpzan/4tqvpcu7/4/

Steps to reproduce

搜索，选择一个节点，在change事件中，getCheckedNodes 方法获取选中的节点。 结果打印出选中的节点是空。 需要在this.$nextTick中调用getCheckedNodes 方法才能获取到节点信息

What is Expected?

能获取到当前选中的节点

What is actually happening?

不能获取到当前选中的节点

[element-bot]

Translation of this issue:

Element UI version

2.9.2

OS/Browsers version

window10 chrome

Vue version

2.6.10

Reproduction Link

https://jsfiddle.net/robinwpzan/4tqvpcu7/4/

Steps to reproduce

Search, select a node, in the change event, getcheckednodes method gets the selected node.

The result prints out that the selected node is empty. You need to call the getCheckedNodes method in this.$nextTick to get the node information.

What is Expected?

Can get the currently selected node

What is actually happening?

Cannot get the currently selected node

[5265liu]

I have common problem

[9-lives]

https://github.com/ElemeFE/element/blob/1b1c1beadc9333e7b210d424db465a18f8b19995/packages/cascader-panel/src/cascader-panel.vue#L154

you may invoke getCheckedNodes method of cascader on change when you set the filterable mode. In fact, getCheckedNodes method of cascader invoke a method with the same name of cascader-panel At that time, checkedValue of cascader has been updated but checkedValue of cascader-panel hasn't.

[fidding]

same problem

[Hazelwu2]

same problem

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[lihongwang]

handleChange(value) { this.$nextTick(() => { this.$refs['cascader'].getCheckedNodes() }) }