<!-- generated by idux-issue-helper:en. DO NOT REMOVE --> - [x] I have searched the [issues](https://github.com/IDuxFE/idux/issues) of this repository and believe that this is not a duplicate. ### Reproduction link [复现链接](https://playground.idux.site/#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) ### Steps to reproduce <!-- Clear and concise reproduction instructions are important for us to be able to triage your issue in a timely manner. Note that you can use Markdown to format lists and code. --> 单选下拉框key为数字类型时，切换选项会报错，导致无法正常选择。 ### What is expected? 希望能够正常切换选择。 ### What is actually happening? 会报错，导致无法正常选择。 ### Environment Info <!-- Through commands: npx envinfo --npmPackages '{vue,@idux/*}' --browsers --> ``` Browsers: Windows 11 Chrome: 127.0.6533.120 npmPackages: "@idux/cdk": "^2.4.1", "@idux/components": "^2.4.3", "@idux/pro": "^2.4.3", "vue": "3.2.45", "vite": "5.2.11", ``` ### Any additional comments? (optional)
Reproduction link
复现链接
Steps to reproduce
单选下拉框key为数字类型时，切换选项会报错，导致无法正常选择。
What is expected?
希望能够正常切换选择。
What is actually happening?
会报错，导致无法正常选择。
Environment Info
Any additional comments? (optional)