> 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/iv.-spring-boot-features/27.-developing-web-applications/27.1.-the-spring-web-mvc-framework/27.1.9.-configurablewebbindinginitializer.md).

# 27.1.9. ConfigurableWebBindingInitializer

Spring MVC使用`WebBindingInitializer`为每个特殊的请求初始化相应的`WebDataBinder`，如果你创建自己的`ConfigurableWebBindingInitializer @Bean`，Spring Boot会自动配置Spring MVC使用它。