> For the complete documentation index, see [llms.txt](https://jack80342.gitbook.io/spring-boot/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://jack80342.gitbook.io/spring-boot/ix.-how-to-guides/85.-hot-swapping.md).

# 85. 热交换

Spring Boot支持热交换。本节回答关于它如何工作的问题。