JSON.parse(JSON.stringify(this.addressList))

JSON.parse(JSON.stringify(this.addressList))是将this.addressList对象先通过JSON.stringify方法转换为JSON格式的字符串，然后再通过JSON.parse方法将该字符串转换为JavaScript对象。这样做的目的是实现对象的深拷贝，即创建一个与原对象具有相同属性和值的新对象。这样可以避免原对象和新对象之间的引用关系，确保对新对象的修改不会影响到原对象。
#### 引用[.reference_title]
- *1* *3* [JSON.parse和JSON.stringify的用法](https://blog.csdn.net/weixin_48956280/article/details/122044293)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^koosearch_v1,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [JSON.stringify()和JSON.parse()](https://blog.csdn.net/qq_28686911/article/details/119104822)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^koosearch_v1,239^v3^insert_chatgpt"}} ] [.reference_item]
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